Complete the following MRP record. The lot size is a multiple of 60 with a holing cost of $300 per unit per period What is the period with the largest holding cost for both average and end item values? (average/end)

a. Period 4/Period 2

b. Period 1/Period 2 

c. Period 2/Period 2 

d. Period 4/Period 7 

Period Lot size 60x 1 5 7 8. GR 80 90 125 290 125 80 45 60 SR 150 60 PA NR POR 4. 3. 2.