What was a reason for the failure of nearly 600 savings and loans in the late 1980s? a) world depression b) devaluation of gold c) government deregulation d) strong foreign currency

Which of the following  bestillustrates a negative reinforcer?               a.  copland gives up candy to stave off chronic acid indigestion.    b.  nancy learns that she prefers chocolate over vanilla.    c.  carmine changes his major to english lit after failing a math exam.    d.  on a hot day, lindberg always drinks lemonade.