Which of the following statements is true regarding respirator standard requirements that apply when respirators with tight-fitting face pieces are required to be worn?
a) Employers are not required to provide medical evaluations for employees wearing tight-fitting respirators
b) Fit testing is not necessary for employees wearing tight-fitting respirators
c) Employers are not required to provide training on the proper use of tight-fitting respirators
d) Employers must establish a respiratory protection program including medical evaluations, fit testing, and training for employees wearing tight-fitting respirators