In what type of economic system is the price at which goods are sold determined by a central planning committee? market economy
traditional economy
command economy
democracies

i think it is d korean

the tallest building in the western hemisphere and the sixth tallest building in the world

question as stated in comment

why did the chinese require the portuguese to pay for goods in gold and silver when trading?

choices

portuguese goods were less valuable than chinese goods.

the chinese already had a surplus of portuguese goods.

the imperial government wanted to stockpile gold and silver.

portuguese and chinese currencies were not exchangeable.

this a history q n in ancient time, theres no money exchange. so ans is portuguese and chinese currencies were not exchangeable.