-The Above Table Shows the Total Product Schedule for the Campus

Multiple Choice

-The above table shows the total product schedule for the campus book store. If each employee is paid $6 per hour and there are no other variable costs, then at what level of books sold per hour does the marginal cost begin to increase?

A) 41 books per hour
B) 59 books per hour
C) 73 books per hour
D) 90 books per hour