B. epidemiology.
C and D ,while is a part of science, doesn't deal with that specific kind of science. A is a science that has to deal with how organisms interact with each other.
Theater to your question is A
Answer:
Species adapted to drier environments will replace species less suited to the new climate.
Explanation:
Watersheds are important because the surface water features and stormwater runoff within a watershed ultimately drain to other bodies of water. It is essential to consider these downstream impacts when developing and implementing water quality protection and restoration actions. Everything upstream ends up downstream.
Answer:
D
Explanation:
The water in the air is in its gas form. The act of evaporation is water in its liquid form turning into gas. Condensation and precipitation both are acts of water in its gas form turning back into its liquid form.