Which of the Following Statements Is Consistent with MRP

Which of the following statements is consistent with MRP?

A) MRP is frequently used to determine orders for manufactured components as well as purchased components and raw materials
B) MRP consists of determining the number of orders, but not the timing of the orders
C) Ending on hand inventory is computed by subtracting beginning on hand inventory from gross requirements.
D) The gross requirements for component parts is equal to the gross requirements of the finished product.
E) None of the above