0 votes
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Can anybody answer with an explanation?

| 27 views
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None because no option is generating $\epsilon$
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In addition, grammar G1 generates 'ab' which also violates the condition in the given answer. Bad question.
+1
I posted this question few days ago only

Made Easy being Made easy as usual

None should be the right choice
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I sometimes find it difficult to tackle such questions so can you help how should I start seeing(attempting) such type of questions.