Solve the Problem $\$ 23,000.00$ the Graph Shows the Depreciation of the Equipment Over

Multiple Choice

Solve the problem.
-A school has just purchased new computer equipment for $\$ 23,000.00$ . The graph shows the depreciation of the equipment over 5 years. The point $( 0,23,000 )$ represents the purchase price and the point $( 5,0 )$ represents when the equipment will be replaced. Find and interpret the average rate of change in cost per year.

A) - $\$ 4600$ per year; the value of the equipment decreases by $\$ 4600$ per year during these years.
B) $- \$ 13,800$ per year; the value of the equipment decreases by $\$ 13,800$ per year during these years.
C) $- \$ 23,000$ per year; the value of the equipment decreases by $\$ 23,000$ per year during these years.
D) $\$ 4600$ per year; the value of the equipment increases by $\$ 4600$ per year during these years.