This Is a "Thought" Question

Multiple Choice

This is a "thought" question. Why are few galaxies outside our own galaxy seen by our eyes in the circle around the sky where the Milky Way is located This is because

A) there aren't any galaxies in those directions.
B) dust in the Milky Way blots out our view of galaxies in those directions.
C) the missing mass is in those directions.
D) a massive explosion has blown galaxies away from those directions.