Animals with favorable variations reproduce more successfully than organisms with less favorable valiations. This statement best describes the concept of
Overproduction
Use and disuse
Survival of the fittest
Inheritance

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