<span>The thirteenth amendment</span>
Answer:
relationship between blood flow and the heart rhythm and helped them discover how the heart works
Explanation:
its in the question
8) Chinese crawfish since it is cheaper.
9) The opportunity cost is Louisiana crawfish because it would struggle due to it's expensive price. The trade off would be the Chinese crawfish.
10) Price is not the only factor. Some customers may like Louisiana crawfish, and others may like Chinese.
11) The demand of the Louisiana crawfish would decrease while the chinese increased
Your answer is <span>The Strategic Defense Initiative (SDI) </span>