Hey i’m trying to do a lab right now for biology and i need help identifying the variables in the lab. if i can give someone all the info about the lab can anyone help out? thank you! i also need help with the hypothesis (turning my statement into if/then)

What contributes to the high level of biodiversity found in wetlands? a. the large amount of available organic matter to organisms that are food for larger organisms b. the amount of available water for organism use c. the high nutrient availability d. all of the above select the best answer from the choices provided a b c d