Which two gaseous giants did Renaissance scientists such as Galileo know about?

This historical context that led to the passage of the legislation in the excerpt that added that motto to all national currency would be

Ablank relationship exists between an employee and a supervisor

How does specialization enable countries to trade with one another? a country can make and sell goods affordably and buy goods that it is inefficient at making. a country can make what it chooses and sell its goods to other countries. a country can decide to buy everything it needs from other countries. a country can efficiently make goods that were once difficult to make.