Answer:
Behavioural reaction
Explanation:
Behavioural reaction to stress is a term used in psychology to describes the type of response an individual is having or evoking towards stress. It is a reaction that occurs as a result of stress due to changes in an underlying physiological complex.
This reactions includes the following amongst others:
1. Changes in appetite: this can be either not eating or eating too much
2. Procrastination and avoidance of responsibilities
3. Increase the use of alcohol, caffeine, drugs, or cigarettes
4. Showing nervous behaviors, such as nail biting, fidgeting, and pacing
Hence, in this case, Lenny is showing behavioural reaction to stress.
Other types of reactions to stress includes:
1. Psychological or Emotional
2. Physical
3. Social
4. Cognitive