A certain humidifier operates by raising water to the boiling point and then evaporating it. Each minute 30 g of water at 20? C is added to replace the 30 g that are evaporated. The heat of fusion of water is 333 kJ/kg, the heat of vaporization is2256 kJ/kg, and the specific heat is 4190 J/kg · K. How many joules of energy per minute does this humidifier require?
A. 3.0 × 104
B. 8.8 × 104
C. 7.8 × 104
D. 1.1 × 105
E. 2.0 × 104