Evaluate the Function $f ( 1 )$ When $f ( x ) = x ^ { 2 } - 5 x - 1$

Evaluate the function.
-Find $f ( 1 )$ when $f ( x ) = x ^ { 2 } - 5 x - 1$

A) 5
B) $- 5$
C) 7
D) $- 3$