Which of the Following Is NOT Suggested by Research on the Use

Multiple Choice

Which of the following is NOT suggested by research on the use of document cameras in teaching mathematics?

A) Teachers are able to spend more time discussing student thinking.
B) Teachers develop a deeper understanding of student thinking.
C) Students are more engaged in mathematics lessons.
D) The number of students able to share their work increases.
E) Students show an increase in confidence to do mathematics.