'aye' and 'nay' are proper answers used during a what ?

How has the elimination of trade barriers affected the movement of goods among member countries of the european union? a. member countries are able to produce all the goods they need. b. goods can move freely among member countries. c. member countries no longer need to trade with countries outside the eu. d. larger countries are able to import more goods than smaller ones.

The principle that the geoglical processes that we see today have occurred through out earths history is called

Who is the current chief justice of the united states?