In addition to assuming positive task and social maintenance roles, some members engage in disruptive behavior that prevents a group from achieving its common goal

Why is the success of a PR effort difficult to gauge?

A) PR tries to build good will which is intangible and hard to measure in concrete terms. B) Advertising efforts always receive more attention and are more visible. C) PR is too long-term a function to be measurable. D) PR's efforts are usually rooted in a larger advertising plan.

Name and describe the three types of deception by commission, or the deliberate presentation of false information.

What will be an ideal response?