Absorption Lines in Quasars Usually Have Lower Redshifts Than the Quasars

question 2

Multiple Choice

Absorption lines in quasars usually have lower redshifts than the quasars themselves do.This suggests that the absorption lines are caused by gas

• A)At the same distance as the quasars
• B)Between us and the quasars
• C)That is farther away than the quasars
• D)In the quasar itself

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