Evaluate the Given Function $$f ( x ) = 2 ^ { x } , f ( 4 )$$

Multiple Choice

Evaluate the given function.
- $$f ( x ) = 2 ^ { x } , f ( 4 )$$

A) 16
B) $\frac { 1 } { 2 }$
C) 8
D) $\frac { 1 } { 8 }$