For a particular ideal gas, the value of R is 0.280 kJ/kgK and the value of $$\gamma$$ is 1.375. The value of $$C_p$$ and $$C_v$$ are, respectively, in kJ/kgK:

A

1.25, 0.8

B

1.0267, 0.7467

C

1.111, 0.66

D

1.2, 0.70