What will come in the place of the question mark ‘?’ in the following question?472 + ?2 = 2942 + 2516

What will come in the place of the question mark ‘?’ in the follow

1.	What will come in the place of the question mark ‘?’ in the following question?472 + ?2 = 2942 + 2516
A.	61
B.	57
C.	63
D.	59
Answer» C. 63