Which among the given occurred first - - 42579

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Ram Sharma • 193.86K Points
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Q. Which among the given occurred first -

(A) Guglielmo Marconi sent out the 1st wireless signals
(B) Max Planck unveiled the Quantum Theory
(C) Albert Einstein propounded the General Theory of Relativity
(D) Wright Brothers successfully flew an aircraft

Correct Answer - Option(A)
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