Check each of the following that apply. What is true about how stars affect the appearance of life?

A. Higher-mass stars are long-term incubators of life.

B. Lower-mass stars are long-term incubators of life.

C. Higher-mass stars are important for generating oxygen and spreading if out via supernovae.

D. Lower-mass stars are important for generating oxygen and spreading it out via supernovae.

E. The Big Bang was important for directly generating the elements important for life, such as carbon.

F. Gravitational instabilities that led to stars is what is responsible for the elements life needs, such as carbon.

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