The point p is 3 km due East of the point Q
if R is 4 km due South of Q. Find to the
nearest degrees
The bearing of P from R
The bearing of R from P​

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.