value: 0.55 points The following activities occur at Greenwich Corporation, a company that manufactures a variety of products: Required Classify each of the activities below as either a unit-level, batch-level, product-level, or facility-level activity. Activity Activity Classification a. Various individuals manage the parts inventories. b. A clerk in the factory issues purchase orders for a job C. The personnel department trains new production workers d. The factory's general manager meets with other department heads to coordinate plans. e. Direct labor workers assemble products. f Engineers design new products. g. The materials storekeeper issues raw materials to be used in jobs. h. The maintenance department performs periodic preventive maintenance on general-use equipment