Pretty sure the answer is A
The United States has only two major political parties.<span> The Democrats and the Republicans. These </span>parties<span> have a meaning that they share almost all the </span>political<span> power in the country. Most countries have more than </span><span>two parties</span>
<span>The story of North American exploration spans an entire millennium and involves a wide array of European powers and uniquely American characters. It began with the Vikings’ brief stint in Newfoundland circa 1000 A.D. and continued through England’s colonization of the Atlantic coast in the 17th century, which laid the foundation for the United States of America. The centuries following the European arrivals would see the culmination of this effort, as Americans pushed westward across the continent, enticed by the lure of riches, open land and a desire to fufill the nation’s manifest destiny.</span>
behavior subject to operant conditioning, and involuntary behavior is everything else. It might be clearer to define voluntary behavior as fully transparent to reinforcement.
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