We left our treasure chest behind the garden wall,
what is the adjective phrase and the word it modifies in the sentence?
the adjective phrase is "left our treasure", the word it modifies is chest.
the adjective phrase is "we left"; the word it modifies is treasure
the adjective phrase is "behind the garden wall": the word it modifies is chest.
the adjective phrase is "our treasure chest"; the word it modifies is we.

The following is the correct response: The adjective phrase is "behind the garden wall": the word it modifies is chest.

Explanation:

Adjective phrases are a combination of words that modifies a noun or a pronoun like a single adjective would.  The adjective can appear at the beginning or end of the adjective phrase, as well as anywhere in between. They can also come before or after the noun or pronoun like in the following recombination of the sentence: Behind the garden wall, we left our treasure chest. Adjective phrases usually start with an adverb or a preposition.

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