What Are the Three Components of a Social Media Policy

What are the three components of a social media policy?

A) That standards of conduct be put in place which require that all online statements about the business must be honest and transparent.
B) Each employee must disclose that they are affiliated with the organization when posting in online communities.
C) Organizations keep all intellectual property and private financial information confidential.
D) Poster uses hashtags to disclose the nature of relationships reflected in the posts.
E) All of these.