Which of the following is the BEST solution to get the keyboard to work on this PC?

A technician is setting up an older PC to use as an EMR/EHR access terminal and tries to install a USB
keyboard that was working fine on another newer machine. The keyboard does not connect with the
older PC. Which of the following is the BEST solution to get the keyboard to work on this PC?

A.
Replace the motherboard

B.
Update the operating system

C.
Use a USB to PS/2 connector

D.
Install a USB 2.0 adapter card