alleryWhat are remotely piloted airplanes called?
AUnmanned aerial vehicles
BRigid passenger airships
CRotary-wing gyroplanes
DLighter-than-air aerostats
Answer & Solution
Correct answer: A. Unmanned aerial vehicles
1. Autonomous or remotely piloted airplanes are called unmanned aerial vehicles, or UAVs.
2. Gyroplanes combine fixed and rotary wings, and aerostats and airships float on lifting gas.
3. Only the stated answer fits the facts given in the source.
_Source: Wikipedia, Transport: Air_
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