Around 40% of fish species live in fresh water ecosystems
The south improvement company in 1872 caused rockefeller able to monopolized around 90% of the oil market in North America.
The south improvement company largely increased the number of oil and railroad companies in southern states. Because of the increase in numbers, the market for oil and railroad companies became saturated. This lead many of his competitors to bankruptcy, which is why the competitors called it a conspiracy.
I'm going to say (c) Governor Berkeley tried to raise a Militia to fight American Indians
Qin Shi Huang began a militarily-driven expansionist policy. In 229 B.C., the Qin seized Zhao territory and continued until they seized all five Zhou states to create a unified Chinese empire in 221 B.C