Answer-What is a top-down parser?

Q: Answer-What is a top-down parser?

Begins by hypothesizing a sentence the symbol S and successively predicting lower level constituents until individual preterminal symbols are written

Question

What is a top-down parser?

A Begins by hypothesizing a sentence (the symbol S) and successively predicting lower level constituents until individual preterminal symbols are written

B Begins by hypothesizing a sentence (the symbol S) and successively predicting upper level constituents until individual preterminal symbols are written

C Begins by hypothesizing lower level constituents and successively predicting a sentence (the symbol S)

D Begins by hypothesizing upper level constituents and successively predicting a sentence (the symbol S)

E None of these

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