Definition of bronchiectasis​

Which action is characterized of mental illness 1.brushing teeth every hour because ones mouth feels dirty ? 2. forgetting to eat breakfast on a busy day? 3.crying three days over a relationship breakup? 4.feeling embarrassed about going to school after failing in front of friends?

Which of these pieces of safety equipment should be worn when operating a chainsaw

What would be good in a cpr and first aid video