From what I know ethnocentrism means someone who thinks their culture is higher than another therefore I would go with A.
The 300,000 Catholics in Japan were severely persecuted as part of the Tokugawa shogunate's efforts to keep Christianity out of Japan.
Confucianism was promoted as the religion. Over the course of 250 years, the daimyo of Tokugawa Ieyasu ruled Japan, leading to the development of a new merchant class and an increase in urbanization. In order to guard against outside influence, they also attempted to isolate societies from Westernizing forces, particularly Christianity.In the early 17th century, Shogun Tokugawa Ieyasu was able to win wars against other powerful lords and establish a nationwide military command in Japan.
He enforced Japan's isolation, prohibited contact with "foreign devils," reinforced Buddhism, and eradicated Christianity.While consolidating feudal systems, the Tokugawa era brought peace, stability, and prosperity to Japan.Was in effect until 1868.
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It is the last one they both served in the Mexican-American war
