<span>C. Most of what drives Prospero in the tempest is his ability to control events, particularly when it comes to exacting revenge on his usurper brother Antonio. Having Ariel put the characters to sleep means that he can freely achieve his goals.</span>
It depends on what the italicized phrase is.
If <em>on the frozen lake </em>is italicized, then this is a prepositional phrase.
Because it begins with a preposition <em>on. </em>
10. glaring
11. inspected
12. gaped
13. examined, scrutinized, observed
