Objects Orbiting Around the Center of the Milky Way Obey

Multiple Choice

Objects orbiting around the center of the Milky Way obey Kepler's 3rd Law. This means that:

A) the pull of gravity gets stronger and stronger as you get further away from the center
B) larger clusters of stars will orbit the center more quickly than smaller ones
C) the closer a star is to the center, the longer it will take to go around
D) a cloud of gas or star that is further from the center will generally take more time to orbit
E) the orbits of all objects around the Galaxy are in the shape of a perfect circle