200 G of Ice at 0°C Is Dropped into a Calorimeter

200 g of ice at 0°C is dropped into a calorimeter of negligible heat capacity containing 350 g of water at 20°C. What is the temperature of the system when it reaches equilibrium? The latent heat of fusion of water is 80 cal/g.

A) 0°C
B) 24°C
C) -13°C
D) 13°C
E) -24°C