What accomplishments did both the tang and song dynasty share?

The accomplishments that the Tang and Song Dynasty share are:

- Cultural achievements: The Tang Dynasty (618 to 907) has great poets like Li Bai and Du Fu. In the Song Dynasty (960 to 1273) women become educated and Li Qingzhao stands out as a famous poet.

- Arts flourish in both Dynasties.

- Chinese farmers cultivate a lot of rice in both Dynasties, so that, China's food supplies increase.

- Both Dynasties make long roads.

- Gunpowder is a Chinese innovation. It is first used in the Tang Dynasty for fireworks and then by the Song armies in rockets, grenades, etc.

it would be d). more resources must be obtained to attain that combination of goods and services

c. reserves power to the states and people