Don't be afraid; I won't bite. I swim in the ocean and my shark teeth will never nibble on you. I need someone to keep me clean.*

I think the answer is A

relative humidity, temperature and dew point -- are bound together in the mathematical relationship below. relative humidity changes when temperatures change. because warm air can hold more water vapor than cool air, relative humidity falls when the temperature rises if no moisture is added to the air. so i would say a

there's the proffessional site that will you.