Simplify the following expression into sum of products using Karnaugh

1.	Simplify the following expression into sum of products using Karnaugh map F(A,B,C,D) = (1,3,4,5,6,7,9,12,13)
A.	a\b+c\ d+ a\d+bc\
B.	a\b\+c\ d\+ a\d\+b\c\
C.	a\b\+c\ d+ a\d+bc\
D.	a\b+c\ d\+ a\d\+bc\
Answer» B. a\b\+c\ d\+ a\d\+b\c\

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Simplify the following expression into sum of products using Karnaugh map F(A,B,C,D) = (1,3,4,5,6,7,9,12,13)

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