Quizzes are used to test the learning of content. They can also be used during class to see how well the class is engaged in the lecture, or to see if students are having questions about the material being presented. Using quizzes in a lecture can also help you find out if you need to review difficult content again or if you can move on with the next subject. They can also be for fun to break-up a long class session.  The answer above is……….B!