Answer: Neuroticism
Explanation:
Neuroticism is one of the component of the five-factor model belonging to the personality traits in the field of psychology.
This describes the tendency of occurrence of negative emotional feelings in people including feelings of fear, worry, unsatisfaction, frustration, guilt, jealous and depressed mood.
People which are subjected to have high neuroticism index are susceptible to the development of mental disorders in them.
The maximum number is unlimited.
A skill related is fitness including training to improve speed, balance, coordination, power, and finally reaction time.
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the answer is C. serving size
