Grimes Grocery operates a chain of convenience stores in the Northwest. As a result of a recent consultant’s visit, the company is in the beginning stages of implementing an activity-based costing system. The following activity cost pools have been identified:

• Stocking shelves

• Managing stockroom inventory

• Maintaining refrigeration units

• Processing lottery tickets

• Maintaining employee records

Required

Identify at least one possible cost driver for each activity cost pool.