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17 votes
Which of the following types of mining may result in water pollution?

A) underground mining
B) in situ leaching
C) heap leaching
D) All of these choices are correct.

2 Answers

4 votes
A or d is correct, there the most reliable answers
User Sargis Isoyan
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4.8k points
5 votes
A or D i’m pretty sure it’s probably A or D.
User Loicgasser
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4.9k points