In RWilliams Construction V

In R.Williams Construction v.OSHA,where Williams appealed an OSHA violation in an incident where a worker was killed on the job,the appeals court held that:

A) Williams did not violate OSHA standards because all employees had to sign a form releasing the company from liability in the event of an accident before they were hired
B) Williams provided adequate instruction in the recognition and avoidance of unsafe conditions and eliminated other hazards,but was still in violation of OSHA standards because no Williams supervisor was familiar with OSHA regulations
C) Williams provided adequate instruction in the recognition and avoidance of unsafe conditions,but failed to eliminate other hazards
D) Williams did not violate OSHA standards because it provided adequate instruction in the recognition and avoidance of unsafe conditions
E) none of the other choices are correct