Answer:
the answer is A
Explanation:
Son of Heaven, or Tianzi, was the sacred imperial title of the Chinese emperor. It originated with the ancient Zhou dynasty and was founded on the political and spiritual doctrine of the Mandate of Heaven. The secular imperial title of the Son of Heaven was "Emperor of China". The title, "Son of Heaven", was subsequently adopted by other East Asian monarchs to justify their rule. The Son of Heaven was the supreme universal emperor, who ruled tianxia.
