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I know A,B,C are valid answer But can anyone confirm if D is also valid..We have epsilon in RHS it should not be Operator Grammer so D should be also valid???...can i get help

in Compiler Design by (5 points) | 16 views
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the restriction that no production has either an empty right-hand side (null productions) or two adjacent non-terminals in its right-hand side.   so D is  correct
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