Task: Question Answering
Input (English): Question: When training in self-instruction is done in young children, which of the following indications may NOT help the success of the training? 
 Options:  <1> Begin training with play activities. <2> Work with two children. <3> Use imagination techniques. <4> Encourage the child to memorize and mechanically use the self-instructions. <5> Combine with reinforcement techniques.
Output (English): 4