The spectra of quasars reveal lines of elements such as nitrogen and carbon.These elements are as abundant in quasars as in the Sun.Which of the following is a correct reflection on this fact?
A) This is to be expected,since quasars are powered by nucleosynthesis
B) This observation verifies our ideas on the evolutionary status of quasars
C) This is odd,since quasars are old and should have Pop.II abundances
D) This is unexpected,quasars should have large amounts of iron
Correct Answer:
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