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.
When did Great Britain go into war?
Making food and watching the children.
The answer is c because when they leave they are pushed and when they are attracted they are pulled.
This kind of depends on which emperor but probably D since C and A are situational
