What Does the Norm of Reciprocity Refer To

What does the norm of reciprocity refer to?

A) A felt obligation to provide support to others in return for perceived support from the organization
B) A felt obligation to help the organization achieve its goals and objectives in return for its perceived support
C) A felt obligation to support the organization in return for fair pay and good working conditions
D) A felt obligation to achieve one's goals and objectives in return for support from the organization
E) A felt obligation to help co-workers achieve their goals and objectives in return for support from the organization