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sergejj [24]
2 years ago
15

Plz help!!!!!

Biology
2 answers:
USPshnik [31]2 years ago
8 0

Answer:

The best answer for this question Is B.  Due to it being the only thing that matches all of the requirements.

Musya8 [376]2 years ago
6 0

Answer:

B

Explanation:

They all do help improve quality of life.

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