A Vessel Containing 10 Kg of Water Is Left Out $\degree$

Multiple Choice

A vessel containing 10 kg of water is left out where it evaporates.If the temperature remains constant at 20 $\degree$ C,what is the change in entropy (in kcal/K) ? (The latent heat of vaporization at 20 $\degree$ C is 585 cal/g. )

A) 30
B) 10
C) 20
D) 40
E) 290