The answer D: The businessmen and merchants.
Answer:
In the 1820s, Americans found conditions in Texas to be much to their liking. The Mexican government encouraged immigration and strove to ease the process for Americans, allowing them a great degree of freedom in choosing the location of settlements and the political organization as well.
Henry Hudson is the answer to this question since he died on one of his attempts to locate it.
<em>Baruch S. Blumberg invented </em><span><em>a vaccine for smallpox for which he won noble prize in 1976.</em></span>