As a Senior HR Professional You Should Be Familiar with the Rights

As a Senior HR Professional you should be familiar with the rights of employees and how it relates to the performance and relationship with management and the organization. In this light, what are Weingarten Rights?

A) It is the right of the employee to refuse to work overtime hours that may have been requested by management.
B) It is the right of an employee to have a union representative present at any investigatory interview that the employee believes may lead to a disciplinary action.
C) It is the right of an exempt employee to refuse to work more than 40 hours per week in seven-day time period.
D) It is the right of the employee to leave the organization's employment at anytime without retribution by withholding or delaying payments due for work.