Danielle bites her nails a lot but almost never combs her hair. ...

[ghost!]

Danielle bites her nails a lot but almost never combs her hair. According to the Premack principle,
 
  A) hair combing could be used as a reinforcer for nail biting.
  B) nail biting could be used as a reinforcer for hair combing.
  C) nail biting could be used as a punisher for hair combing.
  D) Both a and c are correct.

Question 2

Karl plays cards for several hours a day and spends only a few minutes studying. According to the Premack principle,
 
  A) playing cards could be used as a reinforcer for studying.
  B) studying could be used as a reinforcer for playing cards.
  C) playing cards could be used as a punisher for studying.
  D) Both b and c are correct.

[bpool94]

Answer to Question 1

B

Answer to Question 2

A

[ghost!]

Excellent

[amynguyen1221]

Thanks for the timely response, appreciate it