## Discussion Forum

Que. | Let L = {0^n1^n | n≥0} be a context free language.
Which of the following is correct? |

a. | L’ is context free and L^k is not context free for any k≥1 |

b. | L’ is not context free and L^k is context free for any k≥1 |

c. | Both L’ and L^k is for any k≥1 are context free |

d. | Both L’ and L^k is for any k≥1 are not context free |

Answer:Both L’ and L^k is for any k≥1 are context free |