Question content area

Part $1$

A P system has an advantage over the Q system

Part $2$

A$.$

because fixed lot$$ sizes, if large$$ enough, can result in quantity discounts.

B$.$

because the review frequency of each item may be individualized.

C$.$

because orders from multiple items from one supplier can be combined into a single purchase order.

D$.$

because lower safety stocks result in savings.