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)
I got this question by my school teacher while I was bunking the class.
Asked question is from Machine Learning topic in section Introduction to Artificial Intelligence of Artificial Intelligence
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