Question: Here is a parse tree T in a certain context-free grammar G. Answer the following questions about G and this particular parse tree. (a) How

Here is a parse tree T in a certain context-free grammar G.

Answer the following questions about G and this particular parse tree.

(a) How many interior nodes are in T?

(b) Which of the following strings is DEFINITELY in the language L(G)?

abab

baba

baabb

(c) Which of the following sentential forms is NEITHER a sentential form in the leftmost derivation corresponding to T NOR a sentential form in the rightmost derivation corresponding to T?

baB

Baa

aAB

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