When adding a second IDE drive, which of the following factors are TRUE?

A.
You need to install one or more jumpers on the jumper block of the drive.

B.
You need to reposition one or more jumpers on the jumper block of the drive.

C.
You need to remove one or more jumpers on the jumper block of the drive.

D.
Either of the above.

Explanation:
All IDE drives are shipped from the manufacturer as a single drive or the master drive in a multidrive system. Hence, when you need to add a second IDE drive, you need to install, remove, or reposition one or more jumpers on the jumper block of the drive.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 383-384.