The correct answer is C: <em>The wealth that could be made through trade</em> was a motive for European exploration between 1400 and 1800 where a number of geographical and technical factors combined made the Europeans the most likely people to explore the Atlantic and develop its commerce. A school of historians maintains that Europeans undertook this exploration for the pure joy of discovery and to break the Islamic dominance on the Eastern Trade.
Beginning with the presidential elections of 2000, the term "blue state" has been used to describe a state in the U.S. whose citizens primarily vote for the Democratic Party.