Eating the peanuts once again made water reinforcing. It established water as an effective reinforcement for pushing the button.
An environmental change or event with the following features:
Precedes the response to which it is functionally related
Increases the effectiveness of a particular stimulus change as reinforcement
The type of environmental event
The cause of the environmental event
The type of stimulus that gains reinforcing effectiveness
Such a good way to explain the relationship between a discriminative stimulus and establishing operation!