Answer:
1. Option c is correct option.
2. Option b is correct option.
Explanation:
Part 1. Direct material budget is prepared for estimating the quantity of raw materials to be purchased. Following is the formula used for the computation of direct material budget:
D. Raw Material required to be purchased = Raw Material required for production + Desired closing Raw material for the last year - Opening Raw Material
Part 2. The desired ending raw material inventory for the last period.
And this is evident from the formula in the part 1 which tells that the desired closing raw material is that of the last year.