The answers b, another name for Columbus Day. Not 100% but yeah
The Commercial Revolution consisted of the creation of a European economy based on trade, which began in the 11th century and lasted until it was succeeded by the Industrial Revolution in the mid-18th century. Beginning with the Crusades, Europeans rediscovered spices, silks, and other commodities rare in Europe
After World War II the Communist Party lead by Mao Zedong gradually succeeded in gaining majority support due to its practice of redistributing land among peasants.