We don't have the excerpt
Austria-Hungary was aligned with Germany during both first and second war (then only Austria) - so they have to be on the same side (this excludes options B and D).
Also, Great Britain was against Germany and Austria-Hungary, so we can exclude option C.
The correct answer is the following one:
A. Austria-Hungary, Germany and the Ottoman Empire versus Serbia, Russia, France and Great Britain
Their ability to grow cash crops, such as cotton, indigo, and tobacco, as being farther south, was warm enough to do so. This allowed them to sell these crops for a high profit , positively impacting the economy, as they were in high demand worldwide.
The Great Leap Forward, intended to be a five-year effort, was halted in 1960 after three brutal years. The initiative is said to have cost an estimated 20 to 48 million lives as a result of catastrophic economic policy, compounded by adverse weather conditions including a flood that killed 2 million people and the subsequent crop failures that led to starvation. In addition to the fatalities, the Great Leap Forward had negative environmental impacts as communes were encouraged to set up "backyard" production plants for needed supplies such as steel, timber and cement. In 1960, an extensive drought further added to the country's troubles.
The ancient Olympics were more of a religious festival rather than an athletic event. The games were held to commemorate Greek god Zeus. During those times, on the middle day of the Olympics, 100 oxen would be sacrificed to god Zeus. In the modern times, Olympic games are held with the same purpose.