How do London’s descriptions of the trio’s treatment of the dogs relate to a central idea of the passage? A. Hal has no feeling for the dogs, which reveals that nature lacks any feeling for human beings. B. Mercedes has sympathy for the dogs while Hal beats them, which shows that women are kinder than men. C. The trio is unable to care for the dogs or themselves, which supports the idea that no good comes from overconfidence. D. The dogs persist on the trail despite how the trio treats them, which reinforces the idea that animals will act based on instinct.