1.

The following questions consist of two statements questions selecting the appropriate option given below: (a) Both A and Rare true and R is the correct explanation of A.(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) A is false but R is true.Assertion (A) : Refining of petroleum involves fractional distillation.Reason (R) : Fractional distillation involves repeated evaporation and distillation.​

Answer»

Option B is RIGHT Explanation:I HOPE it's help to you MARK me brain list



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