Answer the Question on the Basis of the Following Data

Answer the question on the basis of the following data for a private closed economy. $\begin{array}{l}\text { Possible Levels of Domestic }\\\begin{array} { c c c } \underline{\text { Output and Income (GDP = DI) } }&\underline{ \text { Consumption }} \\\$320& \$ 320 \\330 & 327 \\340 & 334 \\350 & 341 \\360 & 348 \\370 & 355 \\380 & 362\end{array}\end{array}$ Refer to the data.At the $370 billion level of DI,the APS is approximately:

A) 4 percent.
B) 7 percent.
C) 1 percent.
D) 16 percent.