PreTeXt Sample Book Abstract Algebra (SAMPLE ONLY)

  <exercises xml:id="select-exercises">
    <title>Select Exercises</title>
    <exercise>
      <statement>
        <p>
          Mock exercise, just to say this is all testing, 2023-05-19.
        </p>
      </statement>
    </exercise>
<!-- Select one at random -->
    <exercise label="question-select">
      <select questions="true-false-one multiple-choice-one matching-one"/>
    </exercise>
<!-- Select according to a student's group (A or B) -->
    <exercise label="ab-experiment">
      <select ab-experiment="true-false-one multiple-choice-one" experiment-name="sample-book"/>
    </exercise>
  </exercises>