Parsons,a Pedestrian Watching a Construction Project,sees That a Metal Beam

Parsons,a pedestrian watching a construction project,sees that a metal beam being lifted by a crane is about to drop on some unsuspecting workers.Thus,he rushes to the scene to warn the workers.For his efforts,the falling beam strikes him.He sues the construction company for negligence.Which of the following is true? Assume that the falling beam was caused by a breach of duty on the construction company's part.

A) Parsons will recover against the construction company.
B) Parsons will recover,because construction companies are strictly liable for their employees' acts.
C) Parsons will not recover,because he knowingly and voluntarily assumed the risk of being struck by the beam.
D) Parsons will not recover,because he should have instead sued the worker operating the crane.