Ostrogoths trace their origin to another tribe, the Greuthungi, who were a semi-legendary tribe ( so we're not sure they existed) who dwelled next to the Black Sea- so answer C. is the correct one.
I believe that it was introduce after the french revolution
The Roman Empire conquered many countries in three different continents. The continent of Europe included parts of Gaul, (Modern day France, and surrounding countries.) Spain, Britain, The Italian Peninsula, and Greece/Macedonia. In Asia and Africa the Roman Empire conquered parts of The Holy Land, Egypt, and Carthage.
The answer to that would be 1 :)