NOTE: The instructor of a history class has just finished grading the essay exams from his students, and the results are not good. The essay exam was worth 70% of the final course score. The highest score in the class was a low B, and more than half of the class of 65 students failed the exam. In view of this, the instructor reconsiders his grading plan for the semester and sends out an email message to all students.
Which of the following describes this type of writing?
A. technical
B. narrative
C. persuasive
D. expository