The Italian Economy Can Be Characterized by Equation 9

The Italian economy can be characterized by Equation 9.1.
EQUATION 9.1:
C = 300 + 0.8Yd
G = 400
T = 200
I = 200
-Refer to Equation 9.1. The equilibrium level of output for the Italian economy is

A) $2,850.
B) $3,145.
C) $3,700.
D) $3,800.