A lake becomes contaminated, resulting in the death of fish and the release of foul odors from algae. What can be concluded from this situation?

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The natural ecosystem is disruptedThere is a loss of biological resourcesThe surrounding environment suffers deteriorationAll of the above

Explanation

The contamination causes multiple effects: the ecosystem is disrupted, biological resources are depleted, and the environment experiences degradation. Therefore, all the statements are correct.