In which scenario is a reader using syntax to determine the meaning of an unknown word?

The reader determines if a word is an adjective or an adverb

The reader looks for examples and illustrations in the text

The reader breaks the word into parts in order to analyze them

The reader decides if synonyms are used in the sentence

The reader breaks the word into parts in order to analyze them

The scenario in which a reader uses syntax to determine the meaning of an unknown word is when the reader breaks the word into parts in order to analyze them.