Muscat Company's total sales are $130,000. The company's direct material cost is $41,000, which represents 40% of its total prime cost. Its total manufacturing overhead costs is $45,000. Its total selling and administrative expense is $18,000 and its only variable selling and administrative expense is a sales commission of 3% of sales. The company maintains no beginning or ending inventories and its manufacturing overhead costs are entirely fixed costs. What is the total manufacturing cost? Select one: a. $89,000 b. $104,000 c. $157,500 d. $147,500 e. $102,400 f. None of the answers given