Typically, seaplanes can be categorized as ________

A)
aerostats only
B)
flying boat only
C)
floatplanes only
D)
floatplanes, flying boat, etc

Correct Answer :   floatplanes, flying boat, etc


Explanation : Typically, seaplanes can be divided as follows: Floatplanes, flying boat etc. Aerostats are type of aircraft. Aerostats are driven based on buoyancy. They are lighter than air vehicle. Typical seaplanes are categorized as heavier than air vehicle.