The Answer is B because instead of trying to learn more about the world around him, the scientist instead found out how to create a monster
I think the answer is "Without proper hygiene, dogs can become matted and sick, just the same as any human being." because the main statement is "<span>Dogs can be strong companions, but they also have needs that many people forget to address." because the fact at the beginning is only a statement to get you reading... Hope this helps!
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Answer:
1.got
2.would have take
3.had studied/would have passed