12. what are you doing when you make a decision at the margin?
o examining two primary options and their trade-offs before making a decision
o taking an all or nothing approach to a problem
o refusing to make a choice
reviewing several options of how to use one
dditional unit of a resource

How is the city of savannah related to the union strategy of a full blockade of confederate ports? a) savannah was the last port needed to be secured in order to totally blockade the coast of georgia. b) savannah was the least significant city in georgia, and the union strategy centered on securing atlanta and capturing the tennessee river. c) savannah was the least significant city in georgia, and the union strategy centered on securing atlanta and capturing the chattahoochee river. d) savannah was the most significant port in georgia, and the union strategy centered on securing bases at savannah and the outlying islands to fully blockade georgia.