"More than 200 species of mosquito develop through a four-stage life cycle" is the sentence that <span>best summarizes the main idea in the second paragraph of the passage. The correct option among all the options that are given in the question is the third option. I hope that the answer has helped you.</span>
Antibiotics, like penicillin, are used to treat a variety of diseases. This is facts, this isn't a personal opinion. Every other choice has a personal opinion/feeling about something.
Answer: To give a title
Explanation:
Inform reader what they will be reading
