A Manufacturing Firm Is Able to Produce 2,000 Pairs of Shoes

A manufacturing firm is able to produce 2,000 pairs of shoes per hour, at maximum efficiency. There are three eight-hour shifts each day. Production is actually 1,600 pairs of shoes per hour due to unavoidable operating interruptions. The plant is only able to operate for 27 days per month due to scheduled maintenance. What is the practical capacity for the month of September?

A) 1,488,000 pairs of shoes
B) 1,440,000 pairs of shoes
C) 1,036,800 pairs of shoes
D) 1,296,000 pairs of shoes
E) 1,152,000 pairs of shoes