Which zone within the open-ocean zone is home to the most organisms? deep zone
surface zone
intertidal zone
transition zone

How did the end of the mexican american war result in growing sectionalism in the united states?

Imagine that the value of the us dollar rises compared to the canadian dollar for many months. what effect is this likely to have on the amount of goods the us imports from canada?

Which war during rhe mid-1800s weakened the economy of the ottoman empire