Which choice best describes the biggest impact of Jonas Salk's work with poliomyelitis?

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Ineed . identify the item that shows sharp and vivid details rather than vague and general ones (put a or b for your answer.) a. my brother doesn’t know the value of money. he buys new things, even though his old ones are still perfectly good. he recently took his girlfriend on a trip. they stayed at a nice hotel and ate all their meals out. while they were there, he proposed marriage to her and gave her an engagement ring. b. my brother bought a new car this year, even though his last car was only three years old and running well. he recently took his girlfriend to hawaii for a week. they stayed at a hilton hotel right on the beach and ate dinner by candlelight in elegant gourmet restaurants. on their last night there, he surprised her with a two-carat diamond ring.

Araby every morning i lay on the floor in the front parlour watching her door. the blind was pulled down to within an inch of the sash so that i could not be seen. when she came out on the doorstep my heart leaped. i ran to the hall, seized my books and followed her. i kept her brown figure always in my eye and, when we came near the point at which our ways diverged, i quickened my pace and passed her. this happened morning after morning. i had never spoken to her, except for a few casual words, and yet her name was like a summons to all my foolish blood. what is the general tone of the passage? a. courageous b. comical c. passionate d. fearful