Where in Space Should an Astronomer Look for a Globular

Multiple Choice

Where in space should an astronomer look for a globular cluster?

A) in the Milky Way disk, moving in a circular orbit around the galactic center
B) in elliptical galaxies, because they are composed of old stars and do not exist in young systems like spiral galaxies
C) in the Milky Way galactic halo, orbiting the galactic center in a long elliptical orbit around the galactic center
D) in the asteroid belt