Drugs are reinforcing when a. they cause good feelings. b. ...

[berenicecastro]

Drugs are reinforcing when
 
  a. they cause good feelings.
  b. there is a long interval between a response and the drug onset.
  c. the drug onset is slow and steady.
  d. they rapidly activate the reinforcement mechanism.
  e. the drug has an extremely delayed onset of action.

Question 2

A substance that is a positive reinforcer
 
  a. increases behavior by adding a positive reward.
  b. decreases a behavior by adding a positive reward.
  c. increases behavior by taking away something bad.
  d. decreases behavior by taking away something bad.
  e. is equally as powerful as a negative reinforcer.

[LVPMS]

Answer to Question 1

Answer: d. they rapidly activate the reinforcement mechanism.

Answer to Question 2

Answer: a. increases behavior by adding a positive reward.