A patient is admitted with a co-occurring disorder: PTSD and Substance Use Disorder. 48 hours after admission the patient is shaky, irritable, and anxious and tells of having vivid nightmares for 2 nights.

What symptoms does the patient exhibit 48 hours after admission?
a. shaky, irritable, anxious, vivid nightmares
b. nightmares, shaking, anxiety, irritability
c. anxiety, vivid nightmares, shaky, irritability
d. vivid nightmares, shaky, irritable, anxious