Which statement is true about many of the amendments added to the us constitution after the bill of rights

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.

Where did the constitutional convention take place

What does the term mandate” mean in terms of civil rights and liberties?