Identify the following as periodic inventory system or perpetual inventory system:

a. normally used for relatively inexpensive goods.
b. keeps a running computerized record of merchandise inventory.
c. achieves better control over merchandise inventory.
d. uses bar codes to keep up-to-the-minute records of inventory.

In Perpetual Inventory Method  accounting is kept continuously up to date and involves continual recording of additions to and issues or sales of materials on a daily basis.

Under Periodic method usually an inventory is taken only at year end or at regular intervals.

Explanation:

a. Normally used for relatively inexpensive goods.  

Periodic Inventory system

b. Keeps a running computerized record of merchandise inventory.  Perpetual Inventory System

c. Achieves better control over merchandise inventory.

Perpetual Inventory system

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

Perpetual Inventory System

a ab

i think the answer to your question is b. directive