Need help ASAP pleaseee

Buck had to become stronger or else his life would have been in jeopardy. This supports the theme of the novel, which is the survival of the fittest.

Explanation:

Buck had to get stronger or else he would have died.

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onto a large boat, and mark the water level that the boat sinks to. then, take the elephant out and put a bunch of marked weights onto the boat until it reaches the same water level. add up the masses of the weights to get the weight of the elephant.