Answer:
A semicolon
Explanation:
The semicolon can combine two independent clauses
"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>
The answer is an adjective so it would be number 3
D) should
say it out loud and think about what sounds right