Let's see the answer choices.
Velocipede - that is powered by people
Steamship - it uses fossil fuels, like coal
Railroad - it also uses coal
Automobile - that's the one that uses gasoline!
Have a nice day! :)
Regions like Africa and India had been settled by European countries in order to make profit and extend power. Conflicts in the Balkans grew steadily, and after the assassination of Archduke Franz Ferdinand, alliances drew almost all European nations and colonies into what would become known as World War I.