Assertion (A) : Redox couple is the combination of oxidised and reduced form of a substance involved in an oxidation or reduction half cell.
Reason ( R) : In the representation `E_(Fe^(3+)//Fe^(2+))^(Ө)andE_(Cu^(2+)//Cu)^(Ө),Fe^(3+)//Fe^(2+)andCu^(2+)//Cu` are redox couples.

Options

A. Both A and R are true and R is the correct explanation of A.
B. Both A and R true but R is not the correct explanation of A.
C. A is true but R is false.
D. Both A and R are false.

Answer

A