Periodic inventory system, Perpetual

inventory system, or Both?

a$.$ Normally used for relatively inexpensive goods.

b$.$ Keeps a running computerized record of merchandise inventory.

c$.$ Achieves better control over merchandise inventory.

d$.$ Requires a physical count of inventory to determine the quantities on hand.

e$.$ Uses bar codes to keep up$-$to$-$the$-$minute records of inventory.