The Roman Empire was founded when Augustus Caesar proclaimed himself the first emperor of Rome in 31BC and came to an end with the fall of Constantinople in 1453CE. ( is that what you need?)
The answer is shaping. It is a conditioning model
used chiefly in the experimental analysis of behavior. The technique
used is disparity reinforcement of successive estimates. It was make known by
B. F. Skinner with pigeons and protracted to dolphins, dogs, humans and other
species.
Intrastate<span> commerce is when you drive a commercial motor vehicle only within one state and you do not meet any of the descriptions above for </span>interstate<span> commerce. NOTE: If you operate in both </span>intrastate<span> commerce and </span>interstate<span> commerce, you must choose </span>interstate<span> commerce.</span>