Answer:
My best answer is (B)
Explanation:
Even if the Earth population is growing, sparsely populated areas still constitute the biggest part of the world; they are not limited to “pristine” or “virgin” areas and are not also well covered by the category of “rural”
The power of the Government is limited in that Government cannot do everything it desires. This is so because it was elected by people, and assuming that the politicians in the goverment will want to be re-elected, they have to do what the people want, and not whatever they want: they have limits on their actions.
The river north of the Colorado river is the Green River
And if u want to look for yourself just look at a map.
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.