Answer: A) Repetition of vowel sounds in a line of poetry.
Explanation: In poetry or literature in general, assonance is a literary device that consists in the similarity in sound between two syllables that are consecutive or close together, this similarity is produced by the same vowels but different consonants. It can be an alternative to rhymes. In literature we can find countless examples of assonance, an example is "Hear the mellow wedding bells" by Edgar Allan Poe.
