Dimitri Is Studying Electronic Technology at His Local Junior College

Dimitri is studying electronic technology at his local junior college. The first day, the teacher passed out pieces of cable, and asked the students to write a paragraph about each type and how they are used to connect to the Internet.
-Dimitri also includes ____ cable which transmits signals using light beams.

A) twisted pair
B) coaxial
C) fiber-optic
D) iron-clad