Please define each of the following terms, direct manufacturing item, indirect manufacturing item, variable manufacturing overhead, fixed manufacturing overhead, pre-determined manufacturing overhead, pre-determined manufacturing overhead rate, and the base for pre-determined manufacturing overhead rate. Then discuss if predetermined manufacturing overhead rate depends on production level. Provide examples to clarify and support your argument.

Period manufacturing operations of a company requires 5,000 pounds in direct materials and 3,000 hours of direct labor. Unit direct material cost is $100 per pound, and unit direct labor cost is $80 per hour. Estimated overhead is $50 per each hour of direct labor. Provide the period manufacturing costs statement.