A firm has 4 plants that produce widgets. Plants A, B, and C can each produce 120 widgets per day. Plant D can produce 60 widgets per day. Each day, the widgets produced in the plants must be shipped to satisfy the demand of 3 customers. Customer 1 requires 65 units per day, customer 2 requires 120 units per day, and customer 3 requires 235 units per day. The shipping costs for each possible route are shown in the table below:

Shipping Costs per unit at Plant	Customer 1	Customer 2	Customer 3
A	$40	$35	$20
B	$25	$35	$15
C	$15	$20	$25
D	$20	$30	$40

The firm needs to satisfy all demand each day but would like to minimize the total costs.

What is the minimum daily shipping cost that the firm can achieve?

A.$7450

B. $7,850

C. $8,250

D.$9,050