Which correctly lists the layers from most thick to least thick?​

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society

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.

Mrs. woods would like to see speed bumps installed along a road that passes through a retirement community. who should she talk to in order to have the problem addressed quickly? a) the town council b) the police chief c) her united states senator d) her congressional representative