Where are the options? There's no image too.
Most likely C if not c it’s b
Your answer would be: They wanted to control oil supplies and trade routes in the region.
I am not entirely sure about this one. But I believe that the "Emancipation Manifesto" signed by Czar Alexander II gave serfs land, or at least gave them the freedom to do what they wanted, like buying that said land.
No freedom of religion, or elections was yet to be had in Russia.
Serbs(ANSWER A) ethnic group wanted to break from from Austrian control before world war 1 and form their own state.This was between 1912 and 1913.Serbia were receiving support from Russia which created a threat to Austro- Hungarian empire.Serbian wanted to be free and hence not to be controlled by other nations,