Final answer:
The anxious and emotionally unstable individual can best be characterized as neurotic according to Hans J. Eysenck's trait theory.
Step-by-step explanation:
According to Hans J. Eysenck's trait theory, the person who can best be characterized as neurotic is the C) Anxious and emotionally unstable individual. Hans and Sybil Eysenck, who were influential personality theorists, proposed that personality can be understood in terms of two dimensions: extroversion/introversion and neuroticism/stability. Those scoring high on neuroticism tend to experience high levels of negative emotions, such as anxiety, and have an overactive sympathetic nervous system, which makes them more susceptible to stress. such as anxiety, impulsivity, and hostility.