Problem: A client is complaining of difficulty concentrating having outbursts of1/1anger, and feeling tense all the time. The nurse after obtaining the client's history discovers that the symptoms started about 6 months ago. The client reveals that a best friend was killed in a drive-by shooting while they were sitting by the porch talking. The nurse suspects that the client is experiencing: Looking for Assignment Help? a. Posttraumatic stress disorder (PTSD) b. Social phobia c. Panic disordera. d. Obsessive-compulsive disorder