I'll give you a question, please answer with step-by-step reasoning process.
The number N is 5,1H4, where H represents the ten's digit. If N is divisible by 9, what is the value of H?\nOptions:\n(A) 1\n(B) 3\n(C) 8\n(D) 7\n(E) 9

(C)
Integer is divisible by 9 - Sum of digits is divisible by 9.

Thus, the answer is (C)