Read the following detail from the article, "Australian dogs trained to sniff out endangered species. "Avoiding traps reduces the risk of injury or stress to the endangered animal."

HOW does this detail develop the central idea of the article?

A: It shows one reason why canine tracking is better than other ways of studying animals.

B: It demonstrates how much Emma Bennett knows about wildlife conservation.

C: It describes one reason why the tiger quoll has become so endangered.

D: It shows how skilled and well-trained the dogs that track tiger quolls have become.

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