The fleet improvements that they made were <span>Ticonderoga-class cruisers and Los Angeles-class submarine
</span> Ticonderoga-class cruisers is a guided missile cruiser that has increased capability with aegis combat system and Los Angeles-class submarine is a type of attack submarine that is powered by nuclear.
<span>The Erie Canal allwed for the American Midwest to transport their good via waterway to the port in New York City and then out to the world for consumption via trade. The Erie Canal was the largest civic project the United States built up to that point in time and made settling the midwest much more economical.</span>
Ionic column is the right answer. I just looked up a picture of it and it is definitely ionic. Hope this helps:)