Answer: Its D
Explanation: Thats the 2nd ffrom final step from letting out wasts
Answer:
B: The gravitational pull of the Sun keeps the planets from leaving their orbits.
Explanation:
Gravity is the force by which a planet or other body draws objects toward its center. The force of gravity keeps all of the planets in orbit around the sun.
Storage. Vacuoles store water and waste.
Answer:
An association between two organisms in which one benefits and the other derives neither benefit nor harm.
Explanation: