Write a sentence about the colonies using the word militia

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.

Can someone me with these 2 questions? and tell me why it is the correct answer?

To work on muscular strength, you should use a heavier weights and decrease repetitions b heavier weights and increase repetitions c lighter weights and decrease repetitions d lighter weights and increase repetitions its for fitness its for fitness