What is the most common cable used today?

What is the most common cable used today?

A.
UTP

B.
STP

C.
Coaxial

D.
Fiber

Explanation:
Identifying and Working with Twisted-Pair Cable

Unshielded twisted-pair (UTP) is the cable most commonly used in local area networks. It’s relatively easy to work with, flexible, efficient, and fast.