At What Value(s) of X Does the Function $\frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } - 1 }$

Multiple Choice

At what value(s) of x does the function $\frac { ( x + 1 ) ^ { 2 } } { x ^ { 2 } - 1 }$ have a removable discontinuity?

A) -3
B) 3
C) 2
D) -1
E) 1
F) -4
G) -2
H) 4