Question

What is the purpose of a topic sentence in informational text? A. There are no topic sentences in informational text. B. They announce main ideas of paragraphs. C.They give you a place to start taking notes. D.They serve as closures to a section.

Answer 1

The answer is They announce main ideas of paragraphs.

Step-by-step explanation:

Answer 2

The topic sentence introduces the reader to what you will talk about.
B. They announce the main ideas of paragraphs