Answer: Rubrics define quality, identify a teachers expectations, allow students to judge their own work and identify what and how areas of an assignment are graded.
Explanation:I got it right on edgen ;) have a good day!
A rubric would have allowed Alex to identify that a criterion of his performance would be the number of sources used.
Rubric.
Rubrics are the means by which teachers can identify a student's performance, which must be divided into different aspects with criteria that allow compliance.
If Alex had used a specific rubric, he would have taken as an aspect the number of sources to use, after which one of the specifications could be to use around thirty, with which she would surely have obtained a better grade.
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