different people with dissociative identity disorder ㅡㅡㅡㅡㅡ.
for instance, some patients seek to resolve differences between various identities.
other people may want to be constantly aware of the whole experience of having different
personality states. still others try to overcome traumatic experiences which may be
responsible for the occurrence of dissociative identity disorder.
there are even patients who just want to feel better about themselves.

a) show different symptoms
b) have different treatment goals to achieve

a,b 중에 답이 무엇인가요??