Answer:
1. Sometimes stress causes a toll on mental health. It also affects physical health. But the effect is not seen on the outside.
2. Type B - relaxed, less stressed, flexible, emotional and expressive, and have a laid-back attitude
Type A - aggressive, ambitious, controlling, highly competitive, preoccupied with status, workaholics, hostile, and lack patience
3. Perfectionism leads to stress of having to repeat on and on. This leads to annoyance and frustration. These factors lead to stress.
4. Negative thinking lead to greater stress levels. Because it causes sadness and frustration.