Which one of the following sentences has a subject pronoun?

AWe stood together on the issue of civil rights.
BThe car is mine.
COur house was full of mice.
DHer books were overdue at the library.

Verified Answer :

Answer : A. We stood together on the issue of civil rights. 

The prononoun "we" in the statement above is an example of a subject pronoun. A subject pronoun is a type of pronoun that serves as the subject of a clause or a sentence. Subject pronouns include I, we, she, it, you and they. Below are examples of sentences with subject pronouns.

She delivers the mail regularly.
I washed all the dirty clothes in the laundry basket.
You give the money to the owner. 
They prepared cash and gifts for this occasion.