Answer:
The correct options are;
D. The Sun
C. Galactic halo, thick disc, thin disc, extreme disc, black hole
Explanation:
1) The Milky Way galaxy consists of a disk, a central bulge and a halo , with the most prominent and visible part of the Milky Way galaxy being the disk
The Sun can be found in the thin disk and not in the Milky Way's galactic halo
2) The structure of the Milky Way galaxy consists of
(1) Galactic halo (2) Spherical component (3) Spiral arms (4) Thick and thin disk (5) Central bulge (extreme disc) (6) Nucleus with black hole
Therefore, the correct order of the components of the Milky Way galaxy from outermost to innermost is as follows
Galactic halo, thick disc, thin disc, extreme disc, black hole.