Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R) :
Assertion (A) : A simple distillation can be used to separate a mixture of propanol and propanone.
Reason (R) : Two liquids with a difference of more than 20 in their boiling points can be separated by simple distillations.
In the light of the above statements, choose the most appropriate answer from the options given below :