Buddhism came to Tibet from India.
From the sixth to the ninth centuries CE, Buddhism was initially actively spread in Tibet, primarily from India.
Buddhism in Tibet declined throughout the ninth and tenth centuries of the Era of Fragmentation before reviving in the eleventh.
Tibetan Buddhism was introduced to China and Mongolia with the Mongol invasion of Tibet in the 13th century and the founding of the Mongol Yuan dynasty.
Tibetan Buddhism was supported by the Chinese Ming dynasty (1368–1644) and the Manchurian Qing dynasty (1644–1912) from the 14th to the 20th centuries.
Hence, option C is correct.
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