It is week $1$ and there are currently $20$ As in stock. We need $300$ As at the start of week. $5.$ there are scheduld recents planned for week $3$ and week $4$ of $120$ As each and A has a lead time of $3$ weeks, when and how la rec a an ardes chould be placed to meet the requirement of $300$ As$?$

Week $3,40$ As

O Week $3,60$ As

O Week$2,40$As

O Week $2,60$As

O Week$3,300$As