Entering a New Job at a Small Medical Testing Facility,Ben

Entering a new job at a small medical testing facility,Ben is cautioned to handle certain chemicals carefully.Wondering what harm some of these chemicals can potentially cause,Ben asks a coworker.The coworker says,"Well,I think they can cause cancer if you breathe the fumes." Ben wants to know for sure.According to OSHA guidelines,Ben should

A) read the relevant material data safety sheets.
B) search the Internet for medical articles related to these compounds.
C) ask the supervisors about the dangers of the substances he handles.
D) check the information on the HAZMAT signs in his workplace.