20 POINTS!! HELP!! What is the independent, dependent, and controlled variable of predators are increased, then the cricket frog population will (increase/decrease/stay the same) over the span of five years.

If pollution is increased, then the cricket frog population will (increase/decrease/stay the same) over the span of five years.

If the amount of food available is increased, then the cricket frog population will (increase/decrease/stay the same) over the span of five years. ed variable of