Final answer:
Confucianism became the official philosophy of the Chinese government during the Han Dynasty because it provided a way to bring order to society.
Step-by-step explanation:
The subject of this question is History. The question is asking why Confucianism became the official philosophy of the Chinese government during the Han Dynasty. The correct answer is option d, which states that Confucianism provided a way to bring order to society. Confucian principles emphasized hierarchy, respect for authority, and moral behavior, which were seen as essential for maintaining social order in ancient China.
Learn more about Confucianism in the Han Dynasty