Which of the following logic expression is wrong?

1.	Which of the following logic expression is wrong?
A.	1 + 0=1
B.	1 + 1=0
C.	1+0+1 = 1
D.	1 + 1 + 1 = 1
E.	None of the above
Answer» D. 1 + 1 + 1 = 1

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Which of the following logic expression is wrong?

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