We can actually deduce here that what is missing in this introductory paragraph is: Background information.
Background information is known to be the information that gives one a knowledge of what has happened before in order for such person to know and connect it to the current situation or information.
The options that complete the question are:
We see that the writer didn't present a background information for us.
Learn more about background information on https://brainly.com/question/23594248
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