Problem 63 - 8 Practice Tests for the ACT 3rd

Question

A. NO CHANGE B. Most people don't notice a problem until the blades fail to clear the windshield during a rainstorm or heavy snowfall. C. To clear the windshield, most people don't notice a problem until the blades fail during a rainstorm or heavy snowfall. D. Most people don't notice a problem until the blades fail during a rainstorm to clear the windshield or heavy snowfall.

Step-by-Step Solution

Answer

B

Step 1: Understand the Sentence Structure

Read each option carefully to understand how the sentence is structured and what it is trying to convey. Pay attention to the grammar and clarity of each option.

Step 2: Evaluate Option B

Option B: 'Most people don't notice a problem until the blades fail to clear the windshield during a rainstorm or heavy snowfall.' This sentence maintains clear grammar and logical sequence of actions—first the blades fail, then the problem is noticed.

Step 3: Evaluate Option C

Option C: 'To clear the windshield, most people don't notice a problem until the blades fail during a rainstorm or heavy snowfall.' This sentence is awkward and changes the intended meaning. The phrase 'to clear the windshield' is misplaced and makes the sentence confusing.

Step 4: Evaluate Option D

Option D: 'Most people don't notice a problem until the blades fail during a rainstorm to clear the windshield or heavy snowfall.' This sentence is confusing and incorrect. The phrase 'during a rainstorm to clear the windshield' is awkward and does not make logical sense.

Step 5: Select the Best Option

Option B is the clearest and grammatically correct choice. It maintains the logical sequence and clarity of the original sentence.

Key Concepts

Sentence Structure

When analyzing sentence structure, it is important to understand how the parts of a sentence are organized to convey a clear message. In this exercise, each option rearranges the same basic elements in different ways. Let's break down the sentences:

• Option A: No change.
• Option B: 'Most people don't notice a problem until the blades fail to clear the windshield during a rainstorm or heavy snowfall.'
• Option C: 'To clear the windshield, most people don't notice a problem until the blades fail during a rainstorm or heavy snowfall.'
• Option D: 'Most people don't notice a problem until the blades fail during a rainstorm to clear the windshield or heavy snowfall.'

Each option presents the actions — noticing a problem and the blades failing — in different sequences. For a sentence to be effective, it should preserve the logical flow of ideas without causing confusion. As we can see, Option B follows a clear structure, making it the best choice. When forming correct sentences, placing elements in a logical sequence is key.

Grammar Clarity

Grammar clarity refers to the correctness and simplicity of a sentence, making it easy for readers to understand. When comparing the options:

• Option A may lack any change but might be unclear for some readers.
• Option B successfully follows standard grammar rules, providing clarity and readability.
• Option C confuses readers with 'To clear the windshield' at the beginning, which does not fit well.
• Option D is overly complicated and incorrectly places clauses, leading to confusion.

Grammar errors not only make a sentence harder to understand but can also change its meaning. Option B is the most straightforward and correct, avoiding unnecessary complexity. This clarity helps relay the intended message effectively.

Logical Sequence

A logical sequence in a sentence ensures that the ideas presented follow a natural progression. This makes it easier for readers to follow and understand the relationship between actions and events. In the given exercise:

• Option A: No change.
• Option B: Clearly states that people notice the problem *after* the blades fail, maintaining a logical flow.
• Option C: Misplaces 'To clear the windshield,' which disrupts the logical order.
• Option D: Illogically places the action 'during a rainstorm to clear the windshield,' which makes the intent unclear.

Overall, ensuring that each part of the sentence logically follows the previous part is essential to avoid confusion. Combining this with good grammar and structure produces clear and effective communication — as demonstrated in Option B.