Questions
LIN102H1S Homework 02 (due 28 Jan Tue at 11:59pm)
Multiple choice
The following is a very 'abstract' Phrase Structure Rule. Instead of categories, it just references variables like X, Y, Z. S -> X (Y) Z+ This will generate a number of strings, including: X Y Z X Y Z Z Choose all the additional strings below that this rule generates:
Options
A.Y Z Z Z Z
B.X Y
C.X X Y Z Z
D.Y Z Z
E.X Z
F.Y Z
G.X Y Z Z
H.X Z Z Z Z
I.X Z Z
J.X Y Y Z
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Step-by-Step Analysis
First, we need to understand the given abstract phrase structure rule: S -> X (Y) Z+. This means the string must start with X, then optionally Y, and then one or more Z's (Z+ indicates at least one Z, possibly many). With this in mind, we can evaluate each candidate string.
- Option: "Y Z Z Z Z" — This starts with Y, not X, so it cannot be generated by the rule. The initial symbol must be X, so this is inv......Login to view full explanationLog in for full answers
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