Answer:
Neuroticism.
Step-by-step explanation:
According to the Big Five Personality Traits, a person with high neuroticism is likely to have negative and threatening effect in the brain activities.
The Big Five Traits can be an acronym to OCEAN which stands for Openness, Conscientiousness, Extraversion, Assertiveness, and Neuroticism. These helps to determine the personality trait of an individual.
A person who is high on the trait of neuroticism tends to experience stress, rapid mood swings, worry, anxiety, negative emotions, etc. So, the brain activities that are negative and threatening will take place because of high neuroticism. Thus, the correct answer.