The nation at 18°N and 77°W is Jamaica.
A partition means dividing something into smaller parts.
Therefore the correct answer is:
It is divided into two or more parts.
An example of partitioning a country is the division of Poland between Austria, Germany and Russia in the end of the18th century.
Answer: Adolescent Egocentrism.
Explanation: Whereas kids think that everyone is looking at them, talking about them, staring at their flaws, etc.
Would that be an archaeologist?