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AP® Computer Science Principles

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It's the Final Output

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APCSP-GMPJM6

The figure below shows a circuit composed of four logic gates. The final output of this circuit is false.

Which of the following is a true statement about input B?

A

Input B must be true in order for the final output to be false.

B

Input B must be false in order for the final output to be false.

C

Input B can be either true or false and the final output will always be false.

D

Regardless of the value of B, there is no way that the final output can be false.