Which of the following is an important concept in Darwin's theory of evolution by natural selection? A) descent with modification, B) homologous molecules, C) processes that change the surface of Earth, D) the tendency toward perfection

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

i think the answer is gold im not entirely sure