Asimple stain select one or more: a. contains only a single basic dye b. is a way to provide contrast to a smear c. stains the entire cell d. is a water or alcohol based solution

Stains the entire cell and is a way to provide contrast to a smear

Well, both latitude and intensity of light affect temperature because, the higher the light intensity, the higher the temperature and since latitude is the measure of how close you are to the equator, then the closer to the equator you are, the higher the temperature is.

The answer is a. i hope this