Problem: A nurse is working in a hospital and notices a lack of proper ventilation in a specific unit. This could potentially expose staff to airborne contaminants. There are two key federal agencies involved in workplace safety. Which agency is responsible for enforcing safety standards? A. The National Institute for Occupational Safety and Health (NIOSH) B. The Occupational Safety and Health Administration (OSHA) - OSHA enforces safety regulations in workplaces C. The Environmental Protection Agency (EPA) D. The Department of Health and Human Services (DHHS)