Hart Manufacturing operates an automated steel fabrication process. For one operation, Hart has found that 45% of the total throughput (manufacturing cycle) time spent on non-value-added activities. Delivery cycle time is 12 hours, queue time during the production is 3 hours, wait time prior to starting the production process is 2 hours, and inspection time is 1.2 hours.

What is the throughput (manufacturing cycle) time for the operation?

A) 10.0 hours

B) 9.0 hours

C) 12.0 hours

D) 5.8 hours