Simplify the expression using K-maps: F(A,B,C,D)=Σ (1,3,5,6,7,11,13,1

1.	Simplify the expression using K-maps: F(A,B,C,D)=Σ (1,3,5,6,7,11,13,14).
A.	AB+BC’D+A’B’C
B.	BCD’+A’C’D+BD’
C.	A’D+BCD+A’BC+AB’C’
D.	AC’D’+BC+A’BD+C’D’
Answer» D. AC’D’+BC+A’BD+C’D’

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