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Medium mass stars like our own sun tend to been seen in the yellow portion of the
Spectrum . Older stars that have burned much of their hydrogen fuel may appear red
general color. Blue stars are often very young stars, relatively speaking, and burn-

A:very hot
B:very cool
C:at temperatures similar to our sun
D:Blue stars are supernovae.


Sagot :

Answer:

A

Explanation:

They burn very hot