Multiple Choice
Massive stars:
A) burn their fuel rapidly, so they have shorter lifetimes than low-mass stars.
B) have large fuel supplies, so they have longer lifetimes than low-mass stars.
C) use the efficient CNO cycle, so they have longer lifetimes than low-mass stars.
D) burn more elements, so they have longer lifetimes than low-mass stars.
Correct Answer:

Verified
Correct Answer:
Verified
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