Which of the following is the MOST important reason for referencing the HCL?

Which of the following is the MOST important reason for referencing the HCL?

A.
To ensure that all hardware being used has previously been tested

B.
To ensure that all hardware being used has the latest firmware

C.
To ensure that all hardware being used is the most energy efficient

D.
To ensure that all hardware being used can be upgraded in the future