This percentage of water on earth is fresh water used for drinking.

These two countries developed a strong trading relationship during the time of the renaissance. name them?

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.

The department of homeland security was created to a. keep noncitizens from entering the united states. b. protect the united states from terrorist attacks. c. make us citizens more secure in their homes. d. strengthen us military presence overseas.