One Number Is 1 More Than Another Number

Multiple Choice

One number is 1 more than another number. The sum of their squares is 181. Find the numbers.

A) 9, 10 or -10, -9
B) 2, 3 or -3, -2
C) 5, 6 or -6, -5
D) 6, 7 or -7, -6
E) 7, 8 or -8, -7