Let X = the number of nonzero digits in a randomly selected 4-digit PIN that has no restriction on the digits. What are the possible values of X? 1, 2, 3, 40, 1, 2, 3    0, 1, 2, 3, 4, ...1, 2, 3, 4, ...0, 1, 2, 3, 4 For the following possible outcomes, give their associated X values. PIN associated value 1400       2097       7342

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A:

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