Answer: Option C log

Step-by-step explanation:
Logarithmic function is the one which involves log before writing any variable or constant value. We have natural log function also which is denoted as ln.
and it is such kind of function if we consider two variables x and y
then if x increases y will also increase
and it is inverse function of exponential
suppose if we have y = logx
then in terms of exponent it will become
