If there is limited of food then they will compete but if there is an equal amount of food they won’t compete. So the answer is true.
The answer is C. <span> Accessibility to nutrients makes the mouth a favorable habitat.
Hope this helped. Good luck!</span>
You are right, it is B because, endocrine glands, as part of the endocrine system, they regulate and maintain a constant equilibrium in our bodies, known as homeostasis.
Hey!
Hope this helps...
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
A user mentioned in the comments of one of the answers deleted: "its B" < The user (<span>lolbae0806) had mentioned this...</span>
So I believe the correct answer is:
B.) More oxygen gas became present in the atmosphere.