AP English Language

The correct answer is D.alliteration.

Both "marvelous new militancy" and "sweltering summer" are examples of alliteration, which is the repetition of the initial consonant sounds in a series of words. In both phrases, the repeated "m" sound in "marvelous new militancy" and the repeated "s" sound in "sweltering summer" are key features of alliteration.

Here’s why the other options are incorrect: