Question: P2) Given a Context Free Gramma in BNF, (30 points) | ; = | (111+) < < do> (a b c d) (a) show

P2) Given a Context Free Gramma in BNF, (30 points) | ; = | (111+) < < do> (a b c d) (a) show a derivation for the given sentence e=d/a; a=b-c >> (b) show a parsing tree for a = b-c; c=d/a (c) Do you think this BNF is ambiguous? Why or why not?

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