Assertion: Terminal voltage of a cell is greater than emf of cell during charging the cell.
Reason: The emf of a cell is always greater than its terminal voltage.
Options:
(a) Both A and R are 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 and R is also false.