Answer:
Adjective Phrase: under the stove
Modified Noun: drawer
Step-by-step explanation:
An adjective phrase is a prepositional phrase that modifies a noun or a pronoun.
The phrase under the stove is a prepositional phrase because it includes a preposition, under, and an object of the preposition, stove, plus the modifier, the. This phrase modifies, or describes, a noun, drawer; therefore, it is an adjective phrase.