The Figure Given Below Shows the Cost Curves of a Firm

The figure given below shows the cost curves of a firm. Figure 8.3 ATC: Average Total Cost
AVC: Average Variable Cost
MC: Marginal Cost
In Figure 8.3, what is the total cost of producing 140 units of the output?

A) $40
B) $55
C) $300
D) $5, 600
E) $7, 700