please show your work

5. Consider the following sales forecasts for products A and B: Sales Forecasts MONTH PRODUCT A PRODUCT B January February March April May June 3,500 3,300 3,200 3,000 2,700 2,600 700 1,000 1,200 1,500 1,900 2,100 I Each unit of product A takes approximately 2.5 labor hours, while each unit of product B takes only 1.8 hours. a. (**) What is the combined (aggregate) sales forecast for products A and B? If this were the only informa- tion you had, would you expect resource requirements to increase or decrease from January to June? b. (**) Use the planning value information to calculate to- tal labor hour requirements in each month. Compare your calculations to your answer to part a. Interpret the results. c. (**) Would top-down planning or bottom-up planning be better suited to S&OP in this situation? Explain