Which of the answer choices is a test score displayed in this Stem-and-Leaf Plot?
A. 21
B. 56
C. 45
D. 94

A test score displayed in this Stem-and-Leaf plot is given by:
B. 56.
The stem-and-leaf plot lists all the measures in a data-set, with the first number as the key, for example:
4|5 = 45.
From the given stem-and-leaf plot, the scores are listed as follows:
48, 49, 50, 51, 54, 55, 56, 58, 60, 62, 63 and 63.
Hence a test score displayed in this Stem-and-Leaf plot is given by:
B. 56.
More can be learned about Stem-and-Leaf plots at https://brainly.com/question/27683035
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