Answer:
The adjective "rippulous" helps the reader to "listen" to the pond.
Step-by-step explanation:
Imagery is a literary technique, where the author uses a word that from depth to text and stimulates the reader's senses. In this text, the word responsible for this is the adjective "rippulous" that stimulates the reader's hearing so that the reader can "hear" the sound of the pond described in the text by reading.