Satellite communications are easily intercepted because__

A.
transmissions are continuous 24 hours per day.

B.
a satellite footprint is narrowly focused.

C.
a satellite footprint is very large.

D.
a satellite footprint does not change.

Explanation:
I think it may have to do with the footprint of the satellite. Footprint – The area of Earth with
sufficient antenna gain to receive a signal from a satellite. –
http://www.aero.org/publications/crosslink/winter2002/backpage.html Not A: Granted Satellites
transmit but they may not do it 24×7 as it could be only when traffic is sent.