Optometrists recommend the 20-20-20 rule. Look away from the computer screen every 20 minutes or so and look at something around 20 feet away for about 20 seconds. Blink often to keep your eyes moist. Why?

C) all of the above hope this

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.

The answer is sensory neruon

Factors that can increase your risk of developing binge-eating disorder include: family historypsychological issuesdieting  your  age