Lwhat were the most significant achievements of the chinese ?

Gunpowder, paper, printing, and the compass are sometimes called the Four Great Inventions of Ancient China.

Kites were first used as a way for the army to signal warnings.

Umbrellas were invented for protection from the sun as well as the rain.

Chinese doctors knew about certain herbs to help sick people.

answer; /// i do believe that the correct answer is (a); a farming tribe that settled primarily along the mississippi and arkansas rivers;

no because we were not ready for war