A 4-variable AND-OR circuit produces a 0 at its Y output. Which combination of inputs is correct?

1.

A 4-variable AND-OR circuit produces a 0 at its Y output. Which combination of inputs is correct?

[A].	A = 0, B = 0, C = 1, D = 1
[B].	A = 1, B = 1, C = 0, D = 0
[C].	A = 1, B = 1, C = 1, D = 1
[D].	A = 1, B = 0, C = 1, D = 0

Answer: Option D

Explanation:

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