How many \(3\)-digits numbers satisfy the following conditions: The first digit is different from zero and all digits

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How many \(3\)-digit numbers satisfy the following conditions: The first digit is different from zero, and all digits are different from each other?

A. \(504\)
B. \(576\)
C. \(648\)
D. \(672\)
E. \(810\)

The OA is C
Source: — Problem Solving |