Which line in this excerpt from “the gun" is an example of euphemism?

the captain peered into the eyepiece of the telescope. he adjusted the focus quickly. "it was an atomic fission we saw, all right," he said presently. he sighed and pushed the eyepiece away. "any of you who wants to look may do so. but it's not a pretty sight." "let me look," tance the archeologist said. he bent down to look, squinting. "good lord! " he leaped violently back, knocking against dorle, the chief navigator. "why did we come all this way, then? " dorle asked, looking around at the other men. "there's no point even in landing. let's go back at once." "perhaps he's right," the biologist murmured. "but i'd like to look for myself, if i may." he pushed past tance and peered into the sight.

answer options:
he adjusted the focus quickly
but it's not pretty sight
he leaped violently back
but i'd like to look for myself, if i may

What is the central idea in this advice from branch rickey to jackie robinson?  

When i was young enough to still spend a long time buttoning my shoes in the morning, i'd listen toward the hall: daddy upstairs was shaving, in the bathroom, and mother downstairs was frying the bacon. they would begin whispering back and forth to each other up and down the stairwell. my father would whistle his phrase, my mother would try to whistle, then hum hers backi drew my buttonhook in and out and listened to it -know it was "the merry widow." the difference was, their song almost floated with laughter. how different from the record, which growled from the beginning, as if the victrola were only slowly being wound up. they kept it running between them, up and down the stairs where i was now just about ready to run clattering down and show them my shoes. what is the effect of the parallelism used in the above excerpt? it establishes the rhythm of a duet to echo the song. it expresses the same ideas. it mirrors opposite ideas. it is a paradox.

Theme is question 26 options: the way the story is presented. overarching ideas that are presented in the story. the author�s message that he or she is communicating to readers. the way the story makes the reader feel.