Please answer fast and correctly

D Question 9 1 pts Marginal utility and the marginal rate of substitution. Nina has utility function U(q1 , 92) = 90.75 90.25 a) Her marginal utility with respect to q1 is equal to MU1 = Aqi q2 , where A = [ Select ] , a = [ Select ] , B = [ Select ] b) Her marginal utility with respect to q2 is equal to MU2 = Bq q?, where B = [ Select ] [ Select ] 6 = [ Select ] c) Her marginal rate of substitution MRS12 = C42 , where C = [ Select ] 1 = [ Select ] V , N = [ Select ]