The anwser yo this question is A
Answer:
It is a pronoun
Explanation:
A pronoun is taking the place of a noun. Since you could replace a noun with it, like instead of "the book didnt move" it would be "it didnt move". While this is much less specific, it still counts as a pronoun.
It’s B because I learned this in 6th grade
<span>The answer is the option A. The naturalist. He is the person who performs the action. The actions is indicated by the verb. The verb is realized, Then you can ask who realized that the orchids had adapted to attract insects? The answer to who performs the action will reveal the subject. IN this case the answer is the narutalist. Which means that the subject is the naturalist.</span>