Its option B
Explanation:
Because European countries were more developed than Asia and Africa
Key basic industries, such as railroads, textiles, and steel had barely made a profit. Railroads lost business to new forms of transportation (trucks, buses, and private automobiles, for instance). Coal mining was especially hard-hit, in part due to stiff competition from new forms of energy, including hydroelectric power, fuel oil, and natural gas.
Slaves in the U.S. were the only slave population to grow by natural reproduction
<span>That free and fair elections should be held in them,so as their populations could choose their own leaders and system of government.</span>
