Answer:
The combined effects of interstellar extinction and reddening by dust makes it impossible for us to observe stars that are located behind too much dust. Because of this, our view of the Milky Way is blocked in many directions.
Explanation:
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They are used to support parts of the model during printing. After printing, you remove them.
C) pattern hopes this helps
Soprano, Alto, Tenor, Baritone, Bass.
