Rick and tom rented party halls. the celebrations party hall charged rick a rental fee of $65, including music, and $25 per guest. the feast party hall charged tom a rental fee of $40, $25 for music, and $25 per guest.

if each of them spent the same amount of money, how many guests attended rick and tom's party?

a: the same number of guests attended rick and tom's party.
b: five more guests attended rick's party than tom's party.
c: fifteen more guests attended tom's party than rick's party.
d: twenty-five more guests attended rick's party than tom's party.