State the Signs Of $f ^ { \prime } ( x )$

Multiple Choice

State the signs of $f ^ { \prime } ( x )$ and $f ^ { \prime \prime } ( x )$ on the interval (0, 2) .

A) $\begin{array} { l } f ^ { \prime } = 0 \\f ^ { \prime \prime } < 0\end{array}$
B) $\begin{array} { l } f ^ { \prime } > 0 \\f ^ { \prime \prime } < 0\end{array}$
C) $\begin{array} { l } f ^ { \prime } < 0 \\f ^ { \prime \prime } < 0\end{array}$
D) $\begin{array} { l } f ^ { \prime } < 0 \\f ^ { \prime \prime } > 0\end{array}$
E) $\begin{array} { l } f ^ { \prime } > 0 \\f ^ { \prime \prime } > 0\end{array}$