The measure of the distance between a line through the middle of the wave and the top of a crest or the bottom of a trough is? A. amplitude B. frequency or C. Wavelength

Abiologist counts the number of rabbits in a population each year and observes a decrease in population. since the coyote population has exploded, the biologist concludes that the coyote population has had a negative interaction with the rabbit population. which describes the biologist’s actions? a.) experimentationb.) inferencec.) observationd.) interacting