which option below lists the grades of metamorphism that might be encountered moving west to east from ohio to the crystalline core of the appalachians?

Ships can transit between the atlantic and pacific oceans using the canal.

What events caused the united states to intervene in southwest asia?

Which of the following best describes the purpose of a nation’s boundaries? a. to limit the movement of goods and people b. to make it easier for cartographers to create maps c. to make the movement of goods and people easier d. to prevent other countries from invading territory