Water at 90C flows through a radiator with a mass flux of 0.2 kg/s and exits at

Question:

Water at 90°C flows through a radiator with a mass flux of 0.2 kg/s and exits at 87°C. It heats 10m3 /min of standard atmospheric air. If the heat that leaves the water enters the air, estimate the temperature increase of the air.
(A) 26.9°C
(B) 22.4°C
(C) 16.8°C
(D) 12.3°C