The Figure Above Shows Two Aggregate Expenditure Lines

Multiple Choice

The figure above shows two aggregate expenditure lines.
-In the figure above, what would happen to the size of the multiplier if marginal income tax rates were increased?

A) the multiplier would rise in value
B) the multiplier would fall in value but would not become negative
C) the multiplier would not change in value
D) the multiplier would fall in value and might become negative
E) More information is needed to determine the effect on the size of the multiplier.