Which of the following cable types is most susceptible to electromagnetic interference?

Which of the following cable types is most susceptible to electromagnetic interference?

• Fiber optic
• STP
• Coaxial
• UTP 

EXPLANATION

UTP cable is susceptible to EMI.
Incorrect Answers:
B: RG-8 coaxial cable is also susceptible to EMI, but not to the same extent as UTP.
C: Fiber optic cable is immune to EMI.References:David Groth and Dan Newland, A+ Complete
Study Guide (2nd Edition), Sybex, Alameda CA, 2002, pp. 325,327.David Groth and Toby
Skandier, Network+ Study Guide (4th Edition), Sybex, Alameda CA, 2005, pp. 19-20, 25-27.
D: Fiber optic cable is immune to EMI.References:David Groth and Dan Newland, A+ Complete
Study Guide (2nd Edition), Sybex, Alameda CA, 2002, pp. 325,327.David Groth and Toby
Skandier, Network+ Study Guide (4th Edition), Sybex, Alameda CA, 2005, pp. 19-20, 25-27.