I think it's D. Hindu- Arabic Numerals
Economic, cultural, and ideological differences were some of the problems unified Germany faced in 1990. Eastern Germany lost a lot of the money during currency conversion. Industrially the east was lacking and did not and could not produce as many products as the west could. Eastern Germany was damaged way more than Western Germany and was repaired at a slower rate than Western Germany. The railroads were not modernized as well as other technologies such as highways, and telephones. Due to the Berlin Wall politically and culturally the Eastern and Western Germans began to do believe and do things differently.
Kennedy also made it plain that he supported the 'Domino Theory' and he was convinced that if South Vietnam fell to communism, then other states in the region would as a consequence. They believed that just a small increase in US support for Diem would ensure success in Vietnam.
Answer: he went it so he knew what he was talking about. So they couldn't just say you weren't a slave you don't know what you're talking about.
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