Rich galactic clusters ____.
A) are rare, because galaxies are usually isolated in space
B) contain gas that is rich in metals
C) are composed of mostly elliptical galaxies
D) are very spread out, without a defined center
E) contain a wide variety of galaxy types and sizes

Question

Quizplus · Accepted Answer

Rich galactic clusters are composed mostly of elliptical galaxies, which are typically found in the dense environments of such clusters.

Rich Galactic Clusters ____