The Center of Mass of the System Consisting of Earth

Multiple Choice

The center of mass of the system consisting of Earth, the Sun, and the planet Mars is:

A) closer to the Earth than to either of the other bodies
B) closer to the Sun than to either of the other bodies
C) closer to Mars than to either of the other bodies
D) at the geometric center of the triangle formed by the three bodies
E) at the center of the line joining the Earth and Mars