Question

Which of the following factors contributed to the Song Dynasty losing the Mandate of Heaven?

Their rulers grew weak after the Black Death.
Arab traders took over the Silk Road trade, which undermined the Tang economy.
Invaders from the far north overthrew the Sui dynasty.
Their armies struggled to keep the empire united.

Answer 1

Answer:

If a king ruled unfairly he could lose this approval, which would result in his downfall. Overthrow, natural disasters, and famine were taken as a sign that the ruler had lost the Mandate of Heaven.

Explanation:

Invaders from the far north overthrew the Sui dynasty.