Planning and control .
A) Unselected translates the master schedule for final products into detailed material requirements
B) Unselected refers to the observation that any change, even a small one, in the requirements for items at the top of the bill of material can have drastic effects on items further down the bill of material
C) Unselected is a time-phased planning approach similar to MRP that uses planned orders at the point of demand (customer, warehouse, etc.) to determine forecasted demand at the source level (often a plant)
D) Unselected is a set of tactical and execution-level business activities that includes master scheduling, material requirements planning, and some form of production activity control and vendor order management
E) Unselected I DON'T KNOW YET