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erik [133]
2 years ago
15

Classify as man-made or natural extinction: Changes in oxygen levels in ocean water

Biology
2 answers:
Andrews [41]2 years ago
7 0
The answer for the question is A.
uranmaximum [27]2 years ago
3 0

Answer:

a

Explanation:

cuz it is the fact of theory

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-3X+3(2X-6)=6 answer
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