What happened after 10 mintues?

Experimenter took the ppt to anothe room with highly attractive toys, 2 mintues they were not allowed to play with anymore (mild aggression arousal) Went to a adjacent room for 20 mintues with non-aggressive toys and a Bobo doll, the behaviour was obseved through a one-way at 5 second intervals: verbal, physical, agressive or non-aggressive, imitative or non-imitative