The true statement about the motion of these planets is that Planet A will take the longest time to complete an orbit while planet C will take the shortest time.
What is the thoery of Planet Orbit?
Generally, in the solar system, the shorter the distance of a planet from the Sun, the more a planet completes an orbit.
Hence, because the Planet A is the closest to Sun, so, it will complete the orbit faster than the planet furtherer from the Sun.
Therefore, the Option A is correct.
Read more about planet orbit
brainly.com/question/855117
