Which group of words in the sentence is a prepositional phrase?

the snorkelers and divers swam and glided so slowly around the reef.
a. so slowly

b.
around the reef

c.
swam and glided

d.
snorkelers and divers

Stone, two or three feet thick, the door of wood and iron, a foot thick, and the iron grating which strained the light, i could not being struck with the foolishness of that institution which treated me as if i were mere flesh and blood and bones, to be locked up. i wondered that it should have concluded at length that this was the best use it could put me to, and had never thought to avail itself of my services in some way. i saw that, if there was a wall of stone between me and my townsmen, there was a still more difficult one to climb or break through before they could get to be as free as i was. i did not for a moment feel confined, and the walls seemed a great waste of stone and mortar. i felt as if i alone of all my townsmen had paid my tax. — “civil disobedience,” henry david thoreau based on this passage, how did thoreau feel about his confinement?

Read the excerpts from the land. [willie] turned to my daddy. "it's my boy mitchell done this, mister edward, and i know there ain't no way t' make it up t' ya if this here horse don't heal right, but i jus' 'bout t' put a strap t' mitchell my own self 'bout what he done. i'm gonna put a strap t' him right now, matter of fact! " with that said, he positioned his whip and turned toward mitchell. *** my daddy stopped and looked at me. "no," he said. "i'm not going to whip you, paul. no, your punishment is that you'll never get to ride ghost wind again. i figure you'll remember that a whole lot longer than a whipping. you won't ride any of the other horses either, including the appaloosa, until i say so." which statement about willie’s and mister edward’s reactions is true? both men believe that their sons should be held accountable for their behavior. both men believe that their sons need to learn to handle horses properly. both men believe that their sons will likely harm the horses if they ride them. both men believe that their sons have permanently injured ghost wind

What can be inferred about the cyclops in this excerpt from homer’s odyssey?