7) Information from the records of the Abel Corporation for July 2018 was as follows: Sales $ 1,230,000 Selling and administrative expenses 210,000 Direct materials used 264,000 Direct labor 300,000 Factory overhead 450,000 (variable $205,000; fixed $200,000) Inventories July 1, 2018 July 31, 2018 Direct materials $ 36,000 $ 42,000 Work in process 75,000 84,000 Finished goods 69,000 57,000 The prime costs are: a) $ 210,000 The prime costs are: a) $ 210,000. b) $ 264,000 c) $ 300,000 d) $ 564,000