Please help me to check the answer? If not, how to do the following questions with steps clearly?

D) prices were instable Assuming there is no government or foreign sector, refer to the information provided in figure below to answer the next three questions. saving Saving 0 1,000 Income X -200 13) The MPS for households is and the MPC is - - 0 . 2 Assignment 1, BECO 1001, 2021-2022, I, Dr. Qiao Zhuo, FBA, University of Macau A) 0.4; 0.6 B) 0.5; 0.5 (C) 0.2 ; 0.8 D ) 0.3 ; 0.7 14) This household's consumption function is S = Y- C A) C = 300 + 0.7Y. B) C = 200 + 0.8Y. at buy C) C = 200 + 0.2Y. D) C = 1,000 + 0.8Y. 15) This household saves -$50 at an income level of w S = Y- C A) $750. B) $833.3. C) $1000. D) $890.3. -50 = Y - ( 1000 + 0. 84