Let L ⊆ {0,1}* be an arbitrary regular language accepted by a minimal DFA with k states. Which one of the following languages must necessarily be accepted by a minimal DFA with k states?

Let L ⊆ {0,1}* be an arbitrary regular language accepted by a minima

1.	Let L ⊆ {0,1}* be an arbitrary regular language accepted by a minimal DFA with k states. Which one of the following languages must necessarily be accepted by a minimal DFA with k states?
A.	{0,1}* - L
B.	L.L
C.	L - {01}
D.	L ∪ {01}
Answer» B. L.L

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Let L ⊆ {0,1}* be an arbitrary regular language accepted by a minimal DFA with k states. Which one of the following languages must necessarily be accepted by a minimal DFA with k states?

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