Many Companies Give Employees Handbooks That Discuss Company Policy and Procedures

Many companies give employees handbooks that discuss company policy and procedures. Legally, handbooks:

A) have no legal status; they are merely advisory
B) can create binding contractual employment obligations
C) are legal documents that, under the NLRA, are a part of the employment contract
D) are documents that, at common law, have always been a part of the employment contract
E) none of the other choices