The nominative case personal pronouns refer to people and objects, which are used as the subject of a certain sentence. Having this in mind, the nominative case personal pronouns here are I, you, he, she, it, we, they.
I’m sorry what’s the question? If your asking about the phrase itself i think out may be B.
Firstly, understand the body of the passage. Secondly, the topic and thirdly give them their answers
