Assertion (A): Ethane is first member of the alkane homologous
series. Reason(R): A homologous series can be represented by a general formula. a) Both A and R are true, and R is the correct explanation of the assertion. b) Both A and R are true, but R is not the correct explanation of the assertion. c) A is true, but R is false. d) A is false, but R is true.