Find the Exponential Function That Models the Data in the Table

Multiple Choice

Find the exponential function that models the data in the table below. $\begin{array}{l|r}\mathrm{x} & \mathrm{f}(\mathrm{x}) \\\hline-2 & 22 \\-1 & 15.4 \\0 & 10.78 \\1 & 7.546 \\2 & 5.2822\end{array}$

A) $f ( x ) = 10.78 \cdot 1.3 ^ { x }$
B) $f ( x ) = 22 \cdot 0.7 ^ { x }$
C) $f ( x ) = 15.4 \cdot 1.7 ^ { x }$
D) $f ( x ) = 10.78 \cdot 0.7 ^ { x }$