please assist with explaination and asnwer thank you

111 out of 112 out of Which of the following is/are true? I. The long run (LR) that we study in Ch. 3 is about decade-to-decade changes in real GDP over centurylong data. M. In the long run that we study in Ch. 3, we treat physical capital stock, labour stock and production efficiency stock as fixed and pre- determined by history and the usage of these factors of production as fixed at their "normal" usage. Select one: 0 A. Only | is true. 0 B. Only II is true. 0 C. Both of the above are true. 0 D. None of the above is true. If disposable income is 9000, consumption is 5400, government purchases is 1800, and tax revenues (minus transfer payments) are 1300 I. public savings equals 500. ||. private savings equals 3600. Select one: 0 A. Only | is true. 0 B. Only II is true. 0 C. Both of the above are true. 0 D. None of the above is true. n13 out of n14 out of Which of the following is/are true? |. Private savings equals disposable income minus consumption. II. National savings equals private savings minus budget deficit. Select one: 0 A. Only | is true. 0 B. Only II is true. 0 C. Both of the above are true. 0 D. None of the above is true. Which of the following isfare true? |. In the classical model of the long-run closed economy, an increase in real interest rate shifts the investment schedule to the left in the loanable funds market. II. In accordance with the consumption function, private savings rises with an increase in real disposable income. Select one: 0 A. Only | is true. 0 B. Only II is true. 0 C. Both of the above are true. 0 D. None of the above is true. w14 out of w15 out of Which of the following is/are true? I. In the classical model of the long-run closed economy, an increase in real interest rate shifts the investment schedule to the left in the loanable funds market. II. In accordance with the consumption function, private savings rises with an increase in real disposable income. Select one: 0 A. Only | is true. 0 B. Only II is true. 0 C. Both of the above are true. 0 D. None of the above is true. Consider the classical model of the LR closed economy. Suppose Y=2500, C:600+0.4*(Y-T), l=1000-10000*r, G=800 and T=1000, |. private savings equals 300. ||. equilibrium real interest rate equals 5%. Select one: 0 A. Only | is true. 0 B. Only II is true. 0 C. Both of the above are true. 0 D. None of the above is true