Assertion (A): Pump lifts water from a lower level to a higher level.
Reason (R): In pump, mechanical energy is concerted into pressure energy.
(a) Both A and R are individually true and R is the correct explanation of A.
(b) Both A and R are individually 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