In items 2 through 6, select the best answer to make the statement true, and place the letter of the answer in the space provided.
Bell wires with low-voltage insulation may enter an outlet box containing power conductors if____
a. there is a great voltage difference.
b. the bell wire is of normal size.
c. a chime circuit is being wired.
d. a metal partition is used.
e. your foreman thinks it's all right.