Which of the following carries an electrostatic charge?

A.
The components before it are handled by a technician.

B.
A technician before it handles the computer components.

C.
Grounded objects.

D.
An ESD strap.

Explanation:
As with any computer hardware installation or service procedure, technicians should always wear an electrostatic discharge (ESD) strap to maintain proper

grounding and avoid the destruction of sensitive components.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 251-273.