Which of the following best describe$($s$)$ the purpose$($s$)$ for having accurate, well$-$developed job descriptions when establishing a return$-$to$-$work $($light$/$modified duty program$)?$

A$.$

Assist the physician in determining an injured worker$$s ability to perform their existing job in light of the injury for which she$/$he is being treated.

B$.$

Assist the employer in making job modifications to accommodate the restrictions an injured worker may have.

C$.$

Serve as a tool to demonstrate an employee is permanently disabled and relieve the employer from having to make a reasonable accommodation.

D$.$

All of the above.

E$.$

Just A and B$.$