At 6 a.m. the air temperature was 50° and the air was fully saturated. By noon the temperature hadwarmed to 65°, and it reached 75° by 2 p.m. At 6 p.m. it was 70°, and by 11 p.m. it had cooled to55°. The air mass did not move over a water body and the ground surface was dry so no new water(absolute humidity) was added to the air. What was the relative humidity at each of these times?
A. 6 a.m.--
B. noon --
C. 2 p.m. --
D. 6 p.m. --
E. 11 p.m. --