I think it’s c, i might be wrong though
<span>species A might branch into two or more species</span>
Answer: A. a bear Hibernating
Explanation: B has nothing to do with seasons. C is talking about yearly change. D has nothing to do with what season it is. Whereas for A, bears hibernate seasonally
The one that is typically associated with a large amount of organic material in a water supply is : C. Fecal Coliform
It's a type of bacterium that lived in aquatic supply. The presence of Fecal Coliform in an aquatic environment indicate that the environment is contaminated with mammals' fecal wastes
hope this helps
Answer: There are 3 major problems with hydrogen as a vehicle fuel, compared to gasoline. 1 - It takes a lot of energy to produce. You have to run a lot of electricity through water to break it down to hydrogen and oxygen. ... It's most useful form is liquid hydrogen, giving far more energy content than as a highly compressed gas.
