Answer:
1.disc component
2.Spheroidal component
3.Elliptical galaxy
4.Irregular galaxy
N.B the numbering coincides with the dashes
Step-by-step explanation:
Our sun belong to the disc component of the milky way galaxy. The globular cluster M13 belongs to the spheroidal component of the Milky Way Galaxy. A(n) elliptical galaxy contains hot, ionized gas but very little cool gas or dust.
The Milky Way is a(n)
spiral galaxy
The type of galaxy known as a(n) Irregular galaxy was more common in the universe 10 billion years ago.