Let n(A) = m and n(B) = n. The total num...

Let n(A) = m and n(B) = n. The total number of non-empty relations that can defined from A to B is

A

`m^(n)`

B

`n^(m)-1`

C

`mn-1`

D

`2^(mn)-1`

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The correct Answer is:

D

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