Auxins a. promote cell elongation and cell division in stems. b. stimulates seed growth and fruit development. c. promotes cell divisiond. regulates the opening and closing of stomata

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

the answer would be knowledge about cars!