Answer:
C).
Step-by-step explanation:
Humidity is water vapor in the air.
humidity
[(h)yoooˈmidade]
NOUN
the state or quality of being humid.
a quantity representing the amount of water vapor in the atmosphere or in a gas.
"the temperature is seventy-seven, the humidity in the low thirties"
atmospheric moisture.
"the humidity should be supplied by regularly spraying the leaves"
synonyms:
mugginess · humidness · closeness · sultriness · stickiness · steaminess · airlessness · stuffiness · clamminess · dampness · damp · dankness · moisture · moistness · wetness · mistiness