What Is an Employer's Responsibility When Workplace Conditions Pose a Threat

What is an employer's responsibility when workplace conditions pose a threat to an unborn child?

A) Do nothing. It is up to employees to protect their unborn children.
B) Allow only sterile employees to work in jobs that pose a threat to unborn children.
C) Advise the employee of the potential threat, and allow the employee to make the decision.
D) Move the employee into a different job that does not pose a threat to the unborn child.