According to the Author in Chapter 13, One of the Most

According to the author in Chapter 13, one of the most common difficulties withteaching mathematics is that many teachers feel which of the following?

A) Teachers feel that parents and administrators do not support their work.
B) Teachers feel that textbooks lack enough detail to be helpful.
C) Teachers feel isolated in their workplace.
D) Teachers feel that students are too often misplaced in their classes.
E) Teachers feel pressure to meet the demands of the department chair.