The molar heat capacity C for an ideal gas going through a given process is given by C=a/T, where 'a' is a constant. If γ=Cp/Cv, the work done by one mole of gas during heating from T0 to ηT0 through the given process will be
A. 1alnη
B. alnη−(η−1/γ−1)RT0
C. alnη−(γ−1)RT0
D. none of these