A social support system usually refers to a system of spiritual or material help and support given to an individual from all aspects of society, including parents, relatives, friends, etc. Its goal is to restore the individual to a harmonious psychological state and a good life. According to the above definitions, Which of the following are not part of the social support system:. ["Xiao Chen's college entrance exam failed, parents comforted him.", 'Zhang is in a bad mood because of being in love, telling a friend.', 'when Xiao Zhao is in a bad mood, listen to his idol songs to ease the mood.', 'usually working under a lot of pressure, Li often goes out to sing and eat with colleagues.']