In Lasswell's model the medium through which a message is sent to a mass audience is called a

A campus organization planning group is brainstorming possible themes for their

homecoming float. The ideas are flowing freely, when Katie enters the group late. Without regard for the group?s brainstorming session, she begins discussing her recent break -up with her boyfriend. Katie is playing which type of group role? A) individual role B) task role C) social role D) procedural role

What does it mean to say that communication apprehension can be "anticipated"? 

What will be an ideal response?