Answer:
A rat is an animal that has a long tail and looks like a large mouse.
This was demonstrated in a laboratory experiment with rats.
Explanation:
It can be used as a adjective or pronoun
Answer:
C
Explanation:
First, punctuation in a quotation is always inside the double quotes ruling out option B. Then, before you write a quotation you must include a comma after the intro clause. Thus, C is the only right answer.
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