Need help with question 5 and to double check question 6 for me make sure I got jt correct. Thank you

5. Consider expression 1: Y = C + 1+ G + NX And expression 2: Y = C + IP + G + NX Which statement below is correct? O a) a. the expressions are equal when NX = 0 ( b) b. the expressions are equal when the change in business inventories is equal to Ip c) c. expression 1 is aggregate spending ; expression 2 is production O d) d. expression 1 is production ; expression 2 is aggregate spending Question 6 (1.25 points) Saved 6. In our procedure to show that S = I in the loanable funds market, we found that Which statement below is correct? a) a. we showed that S = I only when the change in business inventories are zero O b) b. the expression for public savings is T + G + TR No, it is T - G - TR c) c. the expression for private savings is Y + TR-C + taxes O d) d. total savings in the economy is expressed as C = a + bYd