The predicted 2017 costs for Gamma Motors are as follows: Manufacturing Costs Selling & Administrative Costs Variable $250,000 Variable $600,000 Fixed 450,000 Fixed 300,000 Average total assets for 2017 are predicted to be $5,000,000. If the company desires a 10 percent rate of return on total assets, what is the markup percentage on total manufacturing costs for the desired profit? Select one: A. 150.0 percent B. 192.5 percent C. 200.0 percent O D. 180.0 percent