Question: Select each choice that is true for any contextfree language L. There may be more than one choice. (a) There exists a contextfree grammar G

Select each choice that is true for any contextfree language L. There may be more than one choice. (a) There exists a contextfree grammar G in C'homslq,F normal form such that L0?) = L. (b) There exists a PDA E that accepts by empty stack such that L{E) = L. (c) There exists a PDA F that accepts by nal state such that L(F) = L. (d) There exists a DPDA D such that L(D} = L

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