According to the Keynesian-Cross Analysis, If MPC Stands for Marginal $\Delta$

Multiple Choice

According to the Keynesian-cross analysis, if MPC stands for marginal propensity to consume, then a rise in taxes of $\Delta$ T will:

A) decrease equilibrium income by $\Delta$ T.
B) decrease equilibrium income by $\Delta$ T/(1 - MPC) .
C) decrease equilibrium income by ( $\Delta$ T) (MPC) /(1 - MPC) .
D) not affect equilibrium income at all.