Use the following information to answer questions 21-25.GDP (Y) is 10,000. Consumption (C).is given by the equationC= 1,000 + 0.75(Y-T). Investment (I) is given by the equationI= 1,000 - 100r, whereris the real interest rate in percent. Taxes (T) are 2,000 and government spending (G) is 2,200.

If the government increases government spending (G), national saving (S) _____, r _____, I _____.