In June 2009, full-power TV stations in the United States
were required to change from analog broadcast signals to
digital broadcast signals.
What is the most likely reason that digital signals are the preferred way to
transmit TV audio and video?
A. Digital signals can reach customers with less noise.
B. Digital signals are easier to copy without causing errors.
C. Digital signals can carry better estimates of the actual
information.
D. Digital signals are easier to receive because the waves have many
values.
