Question

1. which of the following inventions were first introduced by tang and song (china)?

select two correct answers
□ the compass
□ the battering ram
□ gunpowder
□ the abacus
□ the plow

Explanation:

To solve this, we recall historical innovations of the Tang and Song dynasties in China. The abacus (a calculating tool) and gunpowder (a chemical explosive) were significant inventions/introductions during these periods. The compass was earlier (Han - related in magnetic form), the letter - seal and the arrow are not primary Tang - Song intro innovations.

Answer:

D. the abacus, C. gunpowder