The answer is true it can be traced to one particular reason.
The answer is B. Buddhism. This is because Buddhism, which started in India, came to Japan and became a major religion. The local Japanese people already had their own religion (which focused on nature's spirits and the spirits of their ancestors), so they took some of the beliefs of Buddhism and mixed it with their own cultural beliefs. I hope this helps!
The study of the physical elements of the earth is the answer
After Vietnam won the war with China...Japan made a claim to vietnam after ww2