Free Set
Question
Who invented telephone?
Options
AAlexander Graham Bell Correct Answer
BThomas Edison
CNewton
DJames Watt
Correct Answer & Explanation
Option A: Alexander Graham Bell
Rationale
Telephone invented by Alexander Graham Bell in 1876. First words spoken were to his assistant Watson. Thomas Edison improved telephone and invented bulb. Newton laws of motion, Watt steam engine.
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