What is the theme of the article sometimes a dream needs a push

Which sentence is punctuated correctly?  a.under a microscope; the organisms look a bit like ruffled tennis balls they have armored plates that fit together to make a round shape. b.when the water is disturbed; the organisms respond by glowing this makes swimmers look like floating beams of blue light. c.there is a bay in puerto rico that seems to light up at night; the light comes from tiny organisms in the water. d.the luminescence attracts visitors from around the world people are curious to see; this beautiful otherworldly sight.

Which type of rhetoric is used in this sentence? while i'm certain some will disagree with what i'm about to say, i respectfully ask them to listen to the evidence i will provide to support my claim

Which one event in the story almost caused them to turn back and give up? losing their donkeysthe descent into the volcanorunning into their first dead endlack of water