Select the option that can be used as a one-word substitute for the given group of words.
Study of flying airplanes
Show answer & explanation
Correct answer: A
Explanation
The correct answer is option 1 i.e. Aviation.
Aviation is the correct one-word substitute because it specifically refers to the science, practice, and study of flight and flying aircraft, including airplanes.
The other options are:
Alchemy: A medieval form of chemistry, primarily focused on attempts to turn base metals into gold.
Astronomy: The study of celestial bodies like stars, planets, and galaxies.
Acoustics: The science of sound, including its production, transmission, and effects.