Research with the Social Readjustment Rating Scale has shown that people with higher scores

A) are less susceptible to stress.
B) know from experience how to handle stress.
C) tend to have pessimistic outlooks on life.
D) are vulnerable to physical and psychological problems.

Research with the Social Readjustment Rating Scale has consistently shown that people with higher scores are more vulnerable to physical and psychological problems, such as illness and depression. This is likely because higher scores on the scale indicate a significant amount of change and stress in a person's life, which can take a toll on their physical and mental health.