A hot body at 1000 K transfers 2000 kJ of heat to a body at 500 K. Determinethe net entropy change?

A

+4 $$\frac{KJ}{Kg}$$

B

-2 $$\frac{KJ}{Kg}$$

C

+2 $$\frac{KJ}{Kg}$$

D

-4 $$\frac{KJ}{Kg}$$