Answer: B) Consonant sounds.
Explanation: alliteration is a literary device that consists in the repetition of the beginning sounds of consecutive words, or words that are close to each other, for example "Peter Piper picked a peck of pickled peppers" (as we can see the sound "p" is repeating). So, from the given options, the one that is correct is the corresponding to option B: The sound device of alliteration involves repetition of consonant sounds.
