Ida Tarbell exposed the abuses of the standard oil company in 1902.
Advanced: Countries came a long way from the beginning of time
The correct answer is - 33.97%.
Germany has a solid amount of arable land, and it is in the range of almost 34% (33.97% to be more precise) of the total land mass of the country. This land is heavily used, and Germany has a highly sophisticated and well organized production on this land, which enables it to both produce food for its own needs, and also for export in the other countries.
They were all villains,thats it.