Which of the following statements about making lease$/$buy decisions is$/$are correct?

When appraising operating leases versus borrowing$-$to$-$buy, maintenance costs can most likely be ignored

The after$-$tax cost of debt should be used as the discount rate, assuming the company is not tax exhausted

Operating leases are a good way for companies to avoid obsolescence risk

A$.$

$(1)$ is correct

B$.$

$(2)$ is correct

C$.$

$(3)$ is correct

D$.$

$(2)$ and $(3)$ are correct

E$.$

$(1)$ and $(2)$ are correct