Find the Indicated Value $f(x)=2^{x} \cdot f^{-1}\left(\frac{1}{16}\right)$ A) -2
B) -4
C) 4
D)

Multiple Choice

Find the indicated value.
-Let $f(x) =2^{x} \cdot f^{-1}\left(\frac{1}{16}\right)$

A) -2
B) -4
C) 4
D) $-\frac{1}{16}$