Which scenario could be represented by the algebraic expression n/12?

A) Ahmed wants to know how much money he would make after 12 hours of work.
B) Ahmed wants to know the height of a building if each floor is 12 feet high.
C) Ahmed wants to know how many half-inch pieces are in a foot.
D) Ahmed wants to know how many floors are in an office building when each floor is 12 feet high.