Answer:
B. Is what the scientists manipulate in the experiment.
Explanation:
The Independent variable is not dependent, or doesn't rely, on another variable in the experiment. So, it would make the most sense that they would manipulate the Independent so that they can watch and see how the dependent variable reacts to the manipulation, or the change, in the independent variable.
Answer:
A
Explanation:
A) adaptations that cause a disadvantage to the species are selected against and do not become common in the population.
C is what i think is correct.
<span>no predator, Thus enabling it to it to grow and kick the other organism out of the area</span>
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