Answer: B) 5040
Step-by-step explanation:
Since total number of digits are 10 ( which are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9)
And, According to the question, website requires a four-digit numerical password in which the digits cannot repeat.
Therefore, required possible arrangement =
=
=
=
= 10 × 9 × 8 × 7 = 5040
Thus, The required possible password is 5040.