Answer the following questions. (a) What are the source documents for direct materials, direct labor, and manufacturing overhead costs assigned to this job? A job cost sheet of Marigold Company is given here. (a) What are the source documents for direct materials, direct labor. and manufacturing overhead costs assigned to this job? (b) What is the predetermined manufacturing overhead rate? (Round answer to 0 decimal places, e.g 135.) Predetermined manufacturing overhead rate % (c) What are the total cost and the unit cost of the completed job? (Round unit cost to 2 decimal places, e.g. 1.25.) Total cost of the completed job Unit cost of the completed job