Hi!
The correct answer is:
A. Gutenberg's Printing Press!
Hope I helped!
Probably your best bet is "<span>the removal of Bosnian Serbs from political power"</span>
A driving force behind imperialism was the desire for access to new markets in which to sell goods. This British propaganda poster boasts that Africa would become a gold mine for British-made products. Britain's sense of national pride and aggressive foreign policy during this period came to be known as jingoism.
B. The lack of a formal written languages