What term is used to refer to the cost of changing direct materials into finished goods or products? a. Factory overhead costs (Fact. O/H). b. Period costs. c. Conversion cost d. Direct labor costs. e. None of the above. OO QUESTION 14 Information you need for this question: Beginning Work in Process $10,000; Ending Work in Process $15,000; Direc Incurred $4,000; Costs of Goods Manufactured $8,000; Factory Overhead $8,000. What is the amount of materials a. $1,000 b. $4,000 c. $7,000 d. $3,000 e. None of the above