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6 votes
What activity is the main cause of smog?

O CFC use in spray cans
O fossil fuel use in automobiles
O release of ozone by factories
O pesticide use on farms

User EarlyRiser
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2 Answers

1 vote

Answer:fossil fuel use in automobiles

Step-by-step explanation:

User StoneHeart
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5 votes
Answer:
uso de combustible en automoviles
Explanation: es el contaminando en forma de smog que mas abunda ahora mismo


User Edmund Rojas
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