Answer:
In Thomas' poem, the lines "Do not go gentle into that good night" and "Rage, rage against the dying of the light" are refrains. In villanelles, the refrain comprises the last lines of the poem.Thomas uses a villanelle because villanelles often dealt with pastoral, natural, or simple themes.
Explanation:
The correct answer is Alliteration. The reason being that the technique the author decided to employ is clearly depicted through the wording of the expressions he utilizes <u>(as they all form part of a series of words that begin with the same consonant sound). </u>
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