Consider an open economy characterized by the following equations: C = Co+c(Y-T) I = do +dY IM = m Y X = xY* Given m = 0.4, x = 0.3, and c + d = 0.6, what is the change in equilibrium output when government increases spending by $1? a. 0.75 b. 0.83 c. 1.20 d. 1.25 e. All of the answers here are incorrect