In this example, john's whistling is serving as a discriminative stimulus.
This procedure, studied by Ivan Pavlov, shows a stimulus ( in this case the action of John's whistling) and a response ( the cattle run to the food trough).
Pavlov studied it with dogs. He realised that when a trainer fed them, dogs salivated. So, he presented the dogs with a "stimulus" ( the sound of a metronome) and when he gave the dogs food. After a few repetitions, when the dog listened to the stimulus, it salivated.
Autocracy is the type of government that consists of a single, self-appointed ruler who holds political control over an entire country!
I hope this helps!:D<span />
It's the savanna because it's the only one with the same amount of countries on
The restriction of the arbitrary exercise of power by subordinating it to well-defined and established laws.
The large ships launched people in the boats that are small and were launched so they are sboth shown
