Answer:
C) The policy of establishing strong trade ties with the Yuan dynasty to deter a conquering force.
Explanation:
Mongols use to rule by power. They were physically strong and had gained empire through brutality. Mongols wanted to rule Vietnam but they also wanted to increase trade stability. For this purpose Mongols decided to rule with peace. They had to change their nature and promoted peace during Pax Mongolica to flourish trade.
They set up without the kings authority <span />
<span>They coped by maintaining their family system and friends, they kept tradition alive by naming their children after relatives and passing on stories, and also took comfort in religion</span>
1. Rockefeller envisioned the consolidation of many small oil refineries into one giant company that controlled the production because, when the market for oil grew, the amount of buyers grew more, leading to prices going up and down and many small companies wet into bankruptcy. They created what they called "Our Plan" through Standard Oil to save the industry, by combining the businesses
2. The three major railroads running through Cleveland and the Oil Regions of Pensylvannia were really costly, but when they were initially setup and the traffic started to grow more and more, the costs decreased, causing very high losses to the them. Since Standard Oil had the market power they were able to get discounts on railway freight rates. If a railroad did not wish to work with the Standard’s demands they would just ship with another railroad, so most of the railroads ended up agreed to work with them to continue with the businesses. Railroads were Erie, New York Central, and Pennsylvania.