Thought Question

• Which of these abundance patterns is an unrealistic chemical composition for a star?

• • A. 70% H, 28% He, 2% other
  • B. 95% H, 5% He, less than 0.02% other
  • C. 75% H, 25% He, less than 0.02% other
  • D. 72% H, 27% He, 1% other