The process of will activity will reflect the following two laws. Among them, the law of willpower marginal effect means that the strength of will will decrease with the increase in the scale of its own activity; the law of willpower time decay will mean that the strength of will will follow its own behavior. The increase in duration shows a negative exponential decline. Based on the above definition, which of the following options best embody the law of time decay of willpower:. ['Forget it, rotten wood is not broken.', 'For the mountain Jiuyao.', 'Poor and strong, not falling behind.', 'Be upset, then go down, and go down.']