The correct answer here would be B - adoption of cultural characterstics of the conquerors by the vanquished.
However, this was not neccessarily the case always as sometimes those who conquered could adopt some characteristics of those they conquered. However, in general, B would be the correct answer.
Archimedies discovered water displacement when he took a bath to help the king of egypt to see if his crown has real gold when he took a dip the water flowed over the top and he discovered water displacement
Progressives were interested in establishing a more transparent and accountable government which would work to improve U.S. society. These reformers favored such policies as civil service reform, food safety laws, and increased political rights for women and U.S. workers.