The personal pronoun refers to the
a. adverb
b. verb
c. antecedent
d. adjective

The personal pronoun refers to the C. antecedent.

Pronouns always refer to nouns - they are used to replace nouns, so that we don't have to repeat the same noun over and over again.

For example: Sarah didn't go to school today because she was sick.

Here, we have the noun Sarah and the pronoun she which refers to it; given that the noun is located in front of the pronoun, it is called an antecedent (ante in Latin means before).

what passage

explanation:

it is the background information on the characters and setting explained at the beginning of the story. the exposition will often have information about events that happened before the story began. the exposition is often the very first part of the plot.