Examine (a), (b), and (c) to find the best answer:
a)
b)
c) percent
a) of
b) of
c) of
(a) is equal to (c)
(a), (b), and (c) are all unequal
(a), (b), and (c) are all equal
(a) is equal to (b)
percent
of 
of 
of 