Answer:
B. The narrator realizes that one person can have a big impact on others without even realizing.
Explanation:
I just took the quiz.
The subject of a text is the primary topic, idea or content that is discussed within the text.
The definition of robbery is: the action of robbing a person or place.
A linking verb is a word that links a noun with an adjective so in this case, B. Sarah seemed nervous at first. would be the answer because "Sarah" seemed "Nervous". Hope this helps!! :)