The highest value of total cost was $900,000 in June for Mantilla Beverages, Inc. Its lowest value of total cost was $530,000 in December. The company makes a single product. The production volume in June and December were 13,000 and 7,000 units, respectively. What is the fixed cost per month (Round any intermediate calculations to the nearest cent, and your final answer to the nearest dollar.) OA. $530,000 B. $98,290 O C. $7,000 OD, $370,000