Answer:
Recognizing them will enhance appreciation of the poets' skill.
Explanation:
There are various musical devices in poetry. They are rhyme, alliteration, consonance, assonance, onomatopoeia, and refrain. The ability to recognize the musical effects created by each of those devices will surely enhance appreciation of the poets' skill.
I am pretty sure that the anser is at least one of the textbooks are free from errors.