The example typifies that of alliteration.
By definition, alliteration is a literary term used to describe the occurrence of the same sounds or letters at the beginning of closely connected words in a sentence.
The simile is a figurative term used to make an emphatic comparison of one thing to another. Personification addresses inanimate objects as if they are animate.
Thus, "Polly Pocket picked a purple plant" , would be an example of alliteration and none of contrast, simile, or personification.
More on alliteration can be found here: https://brainly.com/question/1197077?referrer=searchResults
