Final answer:
The symptom 'a useless memory' can be matched with Alzheimer's disease, 'believing that everyone is an enemy' with paranoia, 'inappropriate emotional state' with bipolar disorder, 'inappropriate fear of something' with phobia, and 'inappropriate pattern of relating to others' with antisocial personality disorder.
Step-by-step explanation:
The symptom 'a useless memory' can be matched with the disease of Alzheimer's disease. Alzheimer's disease is a progressive neurological disorder that impacts memory and cognitive functioning. As the disease progresses, individuals may experience difficulty remembering recent conversations, events, or important information.
The symptom 'believing that everyone is an enemy' can be matched with the disease of paranoia. Paranoia is a type of delusion characterized by unfounded suspicions and mistrust of others.
The symptom 'inappropriate emotional state' can be matched with the disease of bipolar disorder. Bipolar disorder is a mental health condition characterized by extreme fluctuations in mood, ranging from periods of depression to periods of mania.
The symptom 'inappropriate fear of something' can be matched with the disease of phobia. A phobia is an excessive and irrational fear of a specific object, situation, or activity.
The symptom 'inappropriate pattern of relating to others' can be matched with the disease of antisocial personality disorder. Antisocial personality disorder is a personality disorder characterized by a pattern of disregard for the rights of others and a lack of empathy or remorse.