**Solution: Choice A is correct**

The total cost ( c ) is the sum of cost of both the materials Mulch ad Edge.

Cost of Mulch = 33v

Cost of Edge = (60/5) * 60 = 720

Therefore, the total cost ( c ) = 33v + 720.

**Solution: Choice A is correct**

The total cost ( c ) is the sum of cost of both the materials Mulch ad Edge.

Cost of Mulch = 33v

Cost of Edge = (60/5) * 60 = 720

Therefore, the total cost ( c ) = 33v + 720.