Final answer:
Type D personalities are characterized by negative affectivity, social inhibition, and a tendency to worry, not optimism, which is the correct answer to the question.
Step-by-step explanation:
All EXCEPT which of the following characteristics are possessed by someone with a Type D personality? a) Negative affectivity b) Social inhibition c) Optimism d) Tendency to worry. The answer to this question is c) Optimism. Type D personality is characterized by negative affectivity and social inhibition, along with a tendency to worry and persistent negative emotions. Optimism is not a trait associated with Type D personality; in fact, it is quite the opposite. Type D individuals tend to have a more pessimistic outlook on life and are more likely to experience emotions such as anger, anxiety, and sadness.