In a process, temperature and volume of one mole of an ideal monoatomic gas are varied according to the relation VT=k , where k is a constant. In this process, the temperature of the gas is increased by ΔT . The amount of heat absorbed by gas is (where, R is gas constant) (2019 Main, 11 Jan II)
(a) 21kRΔT
(b) 32kΔT
(c) 21RΔT
(d) 23RΔT