The credit card mobile phones now provided on some aircraft, do not interfere with aircraft systems because they are wired to a special "base station" that has been designed to safely receive and transmit radio signals in the aircraft.

Choose your answer: based on the paragraph above can we conclude that "Any mobile phone can be safely used on a plane."?

Choose from:
 (a). Yes
 (b). It's impossible to say
 (c). No
I think the answer is
(c).