Which of the following statements regarding capital expenditures is incorrect?

A$.$ Capital expenditures are purchases of long $-$ term assets.

B$.$ Installment payments related to the purchase of short$-$term assets are included in the capital expenditures budget.

C$.$ Capital expenditures include delivery trucks, computer systems, and manufacturing equipment.

D$.$ The decision to purchase long $-$ term assets is part of a strategic plan.