The inability to solve problems as they are unable to manipulate information often causes the person to blame others when a negative consequence occurs. Trying to explain this to the person often produces frustration. Using matching as a way to figure out if something is right can result in the person seeing things in a rigid way. It is either right or wrong and it is very difficult for them to accept there is anything in between. Carers will need to assist with problem solving tasks especially if mistakes will be a costly result. Give the person what they can do safely to prevent troublesome behaviours.