Estimate $f ^ { \prime } ( 5 )$ Of the Function

Multiple Choice

Estimate $f ^ { \prime } ( 5 )$ of the function $f ( x ) = 5 \ln ( x )$ .

A) $\ln 5$
B) $\frac { 1 } { \ln 5 }$
C) 0
D) 5
E) 1