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Question 115 out of 5 pointsA decade after wolves were reintroduced to Yellowstone Park, their presence was discovered toSelected Answer:have changed the behavior of elk.Correct Answer:have changed the behavior of elk.Question 125 out of 5 pointsSome environmental regulations (like forbidding the burning of coal in cities) benefit eachand every one of us because the air we all breather is cleaner. If an individual ignores theregulation and burns coal, while others obey the regulation, then he or sheSelected Answer:is being a free rider.
Correct Answer:is being a free rider.Question 135 out of 5 pointsAn assessment of costs and benefits inevitably involvesSelected Answer:value judgments and factual uncertaintiesCorrect Answer:value judgments and factual uncertaintiesQuestion 145 out of 5 pointsCost-benefit analysisSelected Answer:is influenced by value judgments.Correct Answer:is influenced by value judgments.Question 155 out of 5 pointsAn ecosystemSelected Answer:can be upset by human behavior.Correct Answer:can be upset by human behavior.