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suburban – adj. living in or relating to a community near a big city
detection – n. the act of discovering or confirming the presence of something
tend – v. to be likely; to pay attention to
psychologist – n. someone who studies the human mind and behavior
dump – v. to let fall or drop
type – n. kind or group
associate – v. to join or connect together
gang – n. a group of criminals
rifle – n. a gun that has a long barrel and has a greater chance of hitting a far-away target
association – n. a group of organization
