An instructor is presenting to a class and notices that a particular learner is not paying attention; however, when the instructor gives a pop quiz, this learner earns the best grade.
Which of the following BEST describes the situation?
A . The quiz did not cover the class concepts effectively
B . The learner has mastery of the information tested.
C . The quiz motivated the learner.
D . The answers to the pop quiz were distributed prior to class
Answer: B