In the Case Study of J

In the case study of J.S., what happened to his temperament after his head injury?

A) He became extremely docile and obeyed whatever those around him told him to do"
B) He lost the ability to converse with others and showed a flat affect"
C) He lost the ability to recognize emotions in others, and laughed at inappropriate times"
D) He became aggressive, lacked empathy, and ignored social norms"