What is the purpose of a topic sentence?

A To conclude the paragraph

B To introduce the main idea of the paragraph

C To provide supporting evidence

D To transition between paragraphs

✓ Correct Answer: Option B

A topic sentence states the main idea that the rest of the paragraph will develop and support.

💡 Why is B) the correct answer?

The correct answer to the question "What is the purpose of a topic sentence?" is Option B: To introduce the main idea of the paragraph.

The other options — A) To conclude the paragraph, C) To provide supporting evidence, D) To transition between paragraphs — are incorrect for this ACT Exam Prep question. As explained above: A topic sentence states the main idea that the rest of the paragraph will develop and support.

📚 About This ACT Exam Prep Practice Question

This 1-level ACT Exam Prep question from the English topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free ACT Exam Prep practice test or use flashcards for spaced repetition review.

Practice ACT Exam Prep Quizzes → Browse All Questions Study Flashcards

What is the purpose of a topic sentence?

✓ Correct Answer: Option B

📚 About This ACT Exam Prep Practice Question

Related ACT Exam Prep Questions