Read the following passage:

sure, i wish things had turned out differently for me in
vietnam. but i know things could have turned out worse,
too. so i just try to be for what i do have and do
my best to be independent. i can dress myself and even tie
a tie. no more playing guitar, though. if i close my eyes, i
can just about hear the music. just strumming my
heartstrings is what i'm doing, i suppose.

which best explains how imagery contributes to the meaning of this
passage?

a. it gives readers an understanding of what life was like for the
narrator before the war.
b. it highlights the idea that the narrator is lucky to be alive.
c. it illustrates how the war affects people in different ways.
d. it readers picture the narrator's successes and struggles.