-Using the Data from the Above Table, the Marginal Propensity

Multiple Choice

$$\begin{array} { | l | l | } \hline \begin{array} { l } \text { Disposable } \\\text { income } \\\text { (dollars) }\end{array} & \begin{array} { l } \text { Consumption } \\\text { exp enditure (dollars) }\end{array} \\\hline 100 & 225 \\\hline 200 & 300 \\\hline 300 & 375 \\\hline 400 & 450 \\\hline 500 & 525 \\\hline 600 & 600 \\\hline\end{array}$$
-Using the data from the above table, the marginal propensity to save is

A) constant at 0.25.
B) constant at 0.75.
C) falling as disposable income is rising.
D) 0 when disposable income is $600.