answer all parts please.

Use the following data to develop a chase aggregate plan using hiring and firing Cost data Time left 1:26:09 $10 $15 $80 $20 $10 $400 Regular time labor cost per hour Overtime time labor cost per hour Subcontracting cost per unit Back order cost per unit per period Inventory holding cost per unit per period Hiring cost per employee Firing cost per employee Capacity data Beginning workforce Beginning inventory Beginning back orders Labor standard per unit (hours) $500 40 employees o units O units 2 hours of labor per unit 160 hours per period per employee 30 hours per period per employee Regular time available per period (hours) Overtime time available per period (hours) Demand data Period1 Period2 Period3 Period 4 Period5 Period 6 Period Period8 4,000 3,800 3,200 3,280 2,680 4,340 4,820 4,600 a. what is the production volume for period 2? Select one: O a. 3687.5 O b. 3900 O c. 3800 O d. 3300 21 Use the data given above to develop a chase aggregate plan using hiring and firing. b. what is the total hiring number (aggregate number of hiring)? of Select one: O a. 6 O b. 77 O c. 28 O d. 26 O e. 38 Use the data given above to develop a chase aggregate plan using hiring and firing, C. what is the total firing number (aggregate number of firing)? Select one: O a. 19 O b. 20 O c. 71 O d. 17 O e. 28 Jestion 23 t yet wered Use the data given above to develop a chase aggregate plan using hiring and firing. d. what are the total costs for this plan? its out of Select one: O a. 689250 ag lon b. 639600 O c. 654700 O d. 641200 O e. 28400