3, definitely. The other answers are all harmful to the environment or flat-out wrong. At least it gets the economy going and lets more people make a living... even if it's hurting the ozone.
The amswer would be B beaucause the excretory system could ger rid of soild and waste
Rattlesnakes, and all snakes, are multicellular.
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Bleach or Milk or Water (but bleach wins)
Answer:
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