From what I can understand, I would say the statement that best describes the efforts required to complete the construction of the Panama Canal would be the second choice. The workers had to be recruited from different countries in the region.
It's not the first choice, since there were no attacks whatsoever by any rebels groups (least not from what I can remember). It's not the third choice because there were no tensions between Panama and its neighbors to begin with, and it's not the fourth choice because immigrant laborers had no "engineering expertise" or experience, since they were merely just workers following given directions.
No he did not do a good thing at all to be a good government you must be strong at heart
There were a lot of race riots in big cities.
In the late 1800s, the Redeemers were a political coalition in the Southern United States during the Reconstruction Era that followed the Civil War.
Redeemers were the southern wing of the Bourbon Democrats, which were the more conservative, pro-business group in the Democratic Party. They were mainly composed of rich landowners, businessmen and professionals, having predominance in Southern politics from 1870 to 1910.