According to the Textbook, Which of the Following Is One

According to the textbook, which of the following is one rationale for grade inflation?

A) the current generation's technological prowess
B) the sense of entitlement the current generation possesses
C) the fact that the current generation of professors were not trained as rigorously as the current generation of students
D) the fact that professors award grades today based on competence in extracurricular activities and on leadership skills