Which of the Following Statements Is True of the Occupational

Which of the following statements is true of the Occupational Safety and Health Act (OSHA) ? 

A)  ​It permits workers to take up to twelve weeks of unpaid leave for pregnancy and/or birth of a new child, adoption or foster care of a new child, illness of an immediate family member, or personal medical leave. 
B)  ​It guarantees employees the right to form and join unions of their own choosing 
C)  ​It requires that employers provide employees with a workplace that is free from recognized hazards that are causing or are likely to cause death or serious physical harm. 
D)  ​It prohibits discrimination on the basis of physical or mental disabilities.