Critical Reasoning (CR) | Life is not necessarily connected with oxygen. A lot of living organis

Life is not necessarily connected with oxygen. A lot of living organisms, such as anaerobic bacteria, which can live without oxygen, are known to exist on Earth. Some of them can utilize oxygen if it is present, some cannot use it but can tolerate its presence, and some have a negative reaction to oxygen and will even die in an oxygen environment.

Which of the following conclusions is best supported by the passage above?

(A) Bacteria are able to exist without oxygen.

(B) The locations at which
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