Relative humidity is the amount of
a) moisture contained in the air compared to the maximum amount of moisture the air is capable of holding at the stated temperature
b) moisture contained in the air compared to the maximum amount of moisture the air is capable of holding, air temperature being irrelevant
c) air contained in the air-moisture mixture compared to the maximum amount of air the air-mixture moisture is capable of holding at the stated temperature
d) air compared to the amount of moisture in the air at any temperature
e) moisture contained in the air at 0 degrees C
Answer: A