Answer: accurate sources and references to other works or literature.
Explanation:
When referencing sources, you are utilizing facts that have already been determined, and can back up your reasoning.
Answer:
What is the intro?
He uses a Metaphor
Metaphor
To write a metaphor is to compare something without using "like" or "as" (using "like" or "as" would be a simile).
In this sentence, the speaker is comparing John to a snake.
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