Which Argument in Favor of Enacting Workplace Safety Regulations Can

Which argument in favor of enacting workplace safety regulations can be justified using economic tools or observation?

A) Analyzing safety in terms of monetary costs and benefits is inappropriate.
B) Concerns about relative income encourage some workers to accept risk in exchange for higher wages,and that strategy can lead to an inefficient outcome.
C) Economic regulations in competitive markets generally increase total economic surplus.
D) Firms that exploit workers typically earn excessive profits for the owners,while the workers bear the risk of injury.