Use some thinking to answer the following question. The number N is 5,2H4, where H represents the ten's digit. If N is divisible by 9, what is the value of H?
Options:
(A) 1
(B) 3
(C) 5
(D) 7
(E) 9

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
If the number is divisible by 9, it must also be divisible by 3. Only 7 yields such a number. So the final answer is (D).