In literature, subplots are most commonly designed to a. add interest for the reader. b. allude to loftier ideas. c. add comic relief. d. surprise.

the answer is nurse.

a simile is first defined as a type of speech that uses one thing or phrase with comparisons to things of an unrelated kind, often in order to make a more vivacious description. so of the phrases above, only the last one (i swear she cast a shadow white as stone) would be considered a simile, as a shadow white as stone takes two unrelated things and uses them in an interesting way.

explanation:

mark brainliest and have a great day!