Option D. It banned slavery in the Indian Territory was not the feature of Chickasaw's constitution.
The Constitution clearly says " The legislature has no power to pass laws for the emancipation of slaves without the consent of their owners, nor without paying their owners previous to such emancipation a full equivalent in money for the slave so emancipated".
W.E.B dubios is the one that had a problem with washingtons approach
To demonstrate its scientific superiority over the Soviet Union
The whole point of the Cold War was to compete with the Soviet Union to show them that they were better than them. The way America did this was by building up their nuclear arsenal as well as funding projects like NASA that would the USSR that they are capable of magnificent scientific feats.