When you are at the assembly area, it is important to do what? a. ask for specific assignments such as becoming an evacuation warden b. be patient c. emergency personnel at any opportunity d. mill about to see who might still be missing

Well, l think that some effective communication is, emotional barriers and lack of attention, interest distraction or irrelevance. also some physical disabilities such as hearing problems or speech difficulties.      l hope i am correct  and you good luck.