Orbital Speed Is the Speed with Which a Planet Moves

Multiple Choice

Orbital speed is the speed with which a planet moves around the Sun. This speed isdetermined by:

A) the mass of the planet only.
B) the mass of the Sun only.
C) both the mass of the planet and the mass of the Sun.
D) the mass of the planet and its distance from the Sun.
E) the mass of both the planet and the Sun and the distance between the two.