Without Graphing, Determine Whether the Following Data Set Is Exactly

Multiple Choice

Without graphing, determine whether the following data set is exactly linear, approximately linear or nonlinear.
- $$\begin{array} { l | l l l l l l l l l } \text { Foot Length } ( \mathrm { cm } ) & 25 & 26 & 28 & 29 & 30 & 31 & 32 & 33 & 37 \\\hline \text { Forearm Length } ( \mathrm { cm } ) & 24 & 25 & 28 & 30 & 31 & 30 & 31 & 33 & 37\end{array}$$

A) exactly linear
B) nonlinear
C) approximately linear