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.
-In his research, Dimitri discovers that fiber-optic cable has all of the following advantages EXCEPT: ____.

A) Fiber-optic cable is less expensive than many alternatives
B) Fiber-optic strands are much smaller in diameter than many copper wires
C) Fiber-optic cables are hard to tap
D) Fiber-optic cables do not allow signals to bleed from one strand to another