A single galaxy is BEST described as containing A) millions of stars B) billions of stars C) thousands of stars D) trillions of stars
Answer:
B) billions of stars
Explanation:
A galaxy is a group of billions of stars. Galaxies are classified in three shapes:
1. elliptical
2. spiral
3. Irregular
Our home galaxy is Milky Way Galaxy which contains about a hundred billion stars. Thus, correct option is B.