The number 90 can be written as the sum of the squares of 4 different positive integers. What is the sum of these 4 integers? Choose the most appropriate option:
A) 17
B) 16
C) 15
D) 14
E) 13

Rationale: "4 ^ 2 + 3 ^ 2 + 8 ^ 2 + 1 ^ 2 = 90 - - > 1 + 3 + 8 + 4 = 16 . b"
Answer: B