I recently had this lesson and quiz, even though you didn't provide the answers, i'll answer it with the answer that I found was correct.
A) It was a breakthrough in his research.
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Answer:
Supportive friends, family, professors and colleagues will celebrate your successes and help you learn from your failures, providing the encouragement that you need to meet each challenge with determination and a positive attitude.
Explanation:
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The prologue does not primarily set the theme fro Romeo & Juliet
Answer:
Request plz don't ask questions not related 2 your text book