What is the purpose of a controlling idea in an informative essay?

It captures the reader's attention and keeps the person reading.
It gives more information about the main topic of an essay.
It includes a topic sentence, facts, details, and a closing sentence in an essay.
It shares the main idea of an essay and introduces reasons to support the topic.

Respuesta :

Answer:

2nd one

Explanation:

"it gives more information about the main topic of an essay."