Positive punishment. This is because the behavior of the dog (chewing Molly's favorite slippers) is followed by a negative stimulus or negative outcome for the dog (Molly swats the dog on the nose). This consequence (positive punishment) was first put forward by B.F. Skinner's theory of Operant Conditioning.
Vitamins all pregnant women need to be nourished
<span>In 1998, the united states total expenditure on smoking-related health issues was $37.5 billion.
-false (</span><span>it is more)</span>