Carbon Fusion Occur in High-Mass Stars but Not in Low-Mass

question 91

Multiple Choice

Carbon fusion occur in high-mass stars but not in low-mass stars because

• A)the cores of low-mass stars never contain significant amounts of carbon.
• B)the cores of low-mass stars never get hot enough for carbon fusion.
• C)only high-mass stars do fusion by the CNO cycle.
• D)carbon fusion can occur only in the stars known as carbon stars.

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