Teresa Called Her Work Group Together, Explained the Instructions for the New

Teresa called her work group together, explained the instructions for the new machine, and left. Later, after one of the workers had jammed the machine and injured a coworker, she discovered the worker had not followed the instructions. This problem may have been avoided if Teresa had ________.

A) gone over the instructions twice instead of once
B) had the workers reword the instructions and repeat them to her
C) given the workers a written set of instructions
D) had one of the workers deliver the instructions