Question

1. which of the following inventions were first introduced by tang and song china? select two correct answers. gunpowder porcelain the abacus the compass the lateen sail clear all

Explanation:

To solve this, we analyze each option:

• Gunpowder: Developed in Tang dynasty and used militarily in Song.
• Porcelain: Existed before Tang, refined in Tang - Song but not first introduced then.
• The abacus: Originated earlier than Tang - Song.
• The compass: Navigational compass was first widely used in Song (developed earlier but refined for navigation then).
• The lateen sail: Originated in the Mediterranean, not Tang - Song China.

So the two correct are gunpowder and the compass.

Answer:

A. gunpowder, D. the compass