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When ß (in the LR(1) item A -> ß.a,a) is not empty, the look-head _________

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When ß (in the LR(1) item A -> ß.a,a) is not empty, the look-head _________

(a) Will be affecting

(b) Does not have any affect

(c) Shift will take place

(d) Reduction will take place

I got this question in class test.

Enquiry is from LR Parser topic in section Bottom Up Parsing of Compiler

1 Answer

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Correct choice is (b) Does not have any affect

For explanation: There is no terminal before the non terminal beta.

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