The evidence that suggested that the Tang Dynasty had worsened the Mandate of Heaven was the military endings, rebellions, and economic troubles.
The Tang Empire was another call for the Tang Dynasty. This was a Chinese imperial family that ruled from 618 to 907 AD. They made an interim decision between 690 and 705.
The Sui dynasty predated it, and it traveled during the Five Dynasties and Ten Kingdoms periods. The dynasty loosed the Mandate of Heaven when the Military failures, rebellions, and economic problems caused the Tang Dynasty.
Therefore, option A is correct.
Learn more about the Sui dynasty, refer to:
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