Answer: a. ) What is the magnitude of their average acceleration (in m/s2)
The dog does not go through metamorphosis.
Alright, to begin with. The unit of Force is in Newtons. Meaning the first two options are out of the answers. Now in order to find the force. You will need to take the mass and multiply that by the acceleration. Which will give you 26.75 Newtons.
The planets have (their) moons. So the answer would be planets.