Which is characteristic of globular star clusters?
A) a mix of old and young stars, about 100,000 ly across
B) only brown dwarfs in a yellow ball 100 ly across
C) bright blue main sequence stars, and thousands of them
D) no remaining main sequence stars, but millions of white dwarfs
E) old age and hundreds of thousands of stars, only about 30 ly wide
Correct Answer:
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