How Many of Each Type of Atom Are There in the Formula

Multiple Choice

How many of each type of atom are there in the formula (NH₄) ₂HPO₄?

A) N = 2,H = 9,P = 1,O = 4
B) N = 1,H = 5,P = 1,O = 4
C) N = 2,H = 5,P = 1,O = 4
D) N = 2,H = 8,P = 1,O = 4
E) none of the above