Which of the following is correct?
A. The family of regular languages is closed under symmetric difference but not closed under nor.
B. The family of regular languages is closed under nor but not closed under symmetric difference.
C. The family of regular languages are closed under both symmetric difference and nor.
D. The family of regular languages are not closed under both symmetric difference and nor.
Answer:C
Which of the following is correct?
A. The family of regular languages is closed under symmetric difference but not closed under nor. B. The family of regular languages is closed under nor but not closed under symmetric difference. C. The family of regular languages are closed under both symmetric difference and nor. D. The family of regular languages are not closed under both symmetric difference and nor.