Which of the Following Is NOT a Reason Why a Mathematics

Which of the following is NOT a reason why a mathematics teacher should give a homework assignment?

A) An assignment should be given on a previously mastered skill to keep students into the routine of doing homework.
B) An assignment should be given to lay the groundwork for the following day's lesson.
C) An assignment should be given as an out-of-class data collection activity to save class time the next day.
D) An assignment should be given that allows students to practice a skill developed in class that day.
E) An assignment should be given to complete a problem or activity that was begun but not finished in class that day.