I think that the best way to complete this analogy is option a.<span>non-fiction : fiction. There is nothing in the original pair to make an analogy to the other ones, and in both pairs you could say that the first part describes a real story and the other a fictional, not a real story. </span>
I believe that the answer is Mesopotamia, China, Egypt, and India.
The possibility of gaining natural resources that the colonies mined and uncovered was imminent
The steam locomotive allowed for the transportation of goods at a much more rapid rate than by horse. The railroad let people know exactly where and when goods would arrive. The trains also gave the cargo a safer ride as it was much more difficult to rob a train than a horse drawn transport. As more railroads were built, products could travel farther than ever before in a timely manner. This brought down the cost of freight transport and increased profits for many businesses.
B. The English government forced them to leave.