Select the correct answer.
The excerpt below is from a speech about starting a debate club at a high school. Which of the choices best describes the figurative meaning of
the phrase "sharpen their brains"?
Scientific studies have shown that the brain is like a muscle. As with any muscle, exercise is good for the brain. Starting a debate team at our
school would give interested students a place to exercise and sharpen their brains. As a bonus, they would get to have fun, make new
friends, and learn life skills.
A
to give a hard edge
B. to make dull
C
to improve memory
.D.
to make stronger
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According to the study, what made jonathan swift distrust the assumption most english people of his era made about the superiority of their own race and culture?

Read the excerpts from “take the tortillas out of your poetry” and “speaking arabic.” my friend had concluded that if he took his language and culture out of his poetry, he stood a better chance of receiving a fellowship. he took out his native language, the poetic patois of our reality, the rich mixture of spanish, english, pachuco and street talk which we know so well. in other words, he took the tortillas out of his poetry, which is to say he took the soul out of his poetry. at a neighborhood fair in texas, somewhere between the german oom-pah sausage stand and the mexican gorditas booth, i overheard a young man say to his friend, “i wish i had a heritage. sometimes i feel—so lonely for one.” and the tall american trees were dangling their thick branches right down over his head. which best states how the structures of both excerpts support ideas about cultural diversity? each incorporates non-english words. each incorporates academic words. each incorporates offensive words. each incorporates nonsense words.