For some integer y, y^2 - 5 is divisible by all of the following EXCEPT Choose the correct choice from the following answers:
A) 29
B) 30
C) 31
D) 38
E) 41
Hint: y^2-5 (y is an integer) is never multiple of 3 (try to prove this), hence 30 is out.   Answer: 30
<result>B</result>
For some integer y, y^2 - 5 is divisible by all of the following EXCEPT