Of All the Low-Mass Red Dwarfs (0

question 107

Multiple Choice

Of all the low-mass red dwarfs (0.08 M < M < 0.4 M) that have formed since the Galaxy came into being 15 billion years ago, how many are presently on the main sequence?

• A) none
• B) a few, less than 20%
• C) most of them, more than 80%
• D) all

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