Which sentence has correct pronoun-antecedent agreement?

a. the citizens of san francisco is proud of its wharf area.
b. the women outside the store waited impatiently for it to open so she could get inside.
c. i don't know if the firefighters who survived the tragedy will ever get over the loss of their fellow workers.
d. dan noticed that man in the trench coat slouched down in his seat, as though they were hoping to avoid being recognized.

Read the following excerpt from life on the mississippi by mark twain. no girl could withstand his charms. he "cut out" every boy in the village. when his boat blew up at last, it diffused a tranquil contentment among us such as we had not known for months. but when he came home the next week, alive, renowned, and appeared in church all battered up and bandaged, a shining hero, stared at and wondered over by everybody, it seemed to us that the partiality of providence for an undeserving reptile had reached a point where it was open to criticism. how does twain's use of understatement serve his purpose? be sure to use specific details from the text to support your answer.

Read this excerpt from mohandas gandhi's "banaras hindu university speech." what is the speaker's purpose a. to persuade his audience to struggle for self-governance through peaceful means b. to urge wealthy indians to act instead of merely talk about poverty c. to inform the audience that the british colonial power is stealing indian resources d. to persuade his audience to renounce materialistic wealth and pursue spiritual wealth

This is a set of words that begins with a preposition.