A willingness and capacity to comply with a standard of performance is the major social difference observed within ACL 4.2. The opposite is the complication.
Time
The person is aware of the passage of days and asks what day it is and what today's date is. They keep regular sleeping hours and anticipate meal times by watching external events.
Eating and completion of other activities is so slow that other people must adjust to two to three times the normal rate and others need to wait that long as well.