Consider the following marine community:
Sea otters prey on sea urchins and therefore help maintain a healthy sea urchin population.
Sea urchins prey on kelp.
By helping to maintain viable sea urchin populations, the sea otters are also allowing enough kelp to grow and act as a habitat for other organisms.

                                   ~Hi there! Hopefully this helps!~

In this marine community, the sea otter is a Keystone Species.

answer; /// during daylight hours the sun heats up the ground,and at night the clouds insulate the warmth making it warmer ;

the answer is c. according to past decisions, free speech is not unlimited.