Evaluate the Function $f ( x ) = \log _ { 5 } x$

Multiple Choice

Evaluate the function $f ( x ) = \log _ { 5 } x$ at $x = \frac { 1 } { 25 }$ without using a calculator.

A) $\frac { 1 } { 25 }$
B) -3
C) -1
D) 25
E) -2