Given below are two statements: one is labeled as Assertion A and the other is labeled as Reason R.Assertion A: Hydrogen is the most abundant element in the Universe, but it is not the most abundant gas in the troposphere.Reason R: Hydrogen is the lightest element.In the light of the above statements, choose the correct answer from the options given below:
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a
A is false but R is true
b
Both A and R are true but R is NOT the correct explanation of A
c
A is true but R is false
d
Both A and B are true and R is the correct explanation of A