Before operating a Slow Moving Vehicle, Mike always completes a pre-operation checklist and checks the Moving Vehicle emblem to ensure it is undamaged, securely mounted, and clearly visible to other drivers. Is this safe or unsafe?

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.