Study of flying aero planes
A.
B.
C.
D.
Answer & Solution
Solution:
Aviation is
the field concerned with the design, development, and operation of aircraft.
Celestial
(A) refers to anything related to the sky or heavens, not airplanes.
Diarchy (B)
refers to a government system ruled by two people.
Aeronautics (C) refers to the science of flight, but aviation
is the more common term for the study of flying airplanes.
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