Which of the following is an example of how role identities can become a barrier to

effective communication?

A teenager whose father suffers from post$-$traumatic stress syndrome $($PTSD$)$ is

the guest on a radio show in which the host asks her many questions about the

impact of PTSD on its victims.

A business executive is the guest lecturer for a graduate$-$level class studying

supply$-$side economics.

A woman argues to a jury that is half men and half women that a convicted

rapist should receive the maximum penalty.

A recent German immigrant discusses social mobility in Europe with an audience

of Canadians.