A company produces 14,000 units of which 200 are spoiled units because the process, even though carefully and efficiently executed is unable to produce good units 100% of the time. Another 50 units are spoiled because machines broke down and there also were operator errors. What is the normal spoilage rate (round to two decimal places) O A. 1.79% OB. 143% c. 145% OD. 0.36%