The answer to this question is Population Density
Answer:
contact hypothesis
Explanation:
The answer is --
"contact hypothesis".
Contact hypothesis in psychological terms when people of different race or beliefs interact under a certain appropriate conditions and they communicate and interact with each other, it helps in reducing the preconceived ideas or preconception among the members of the majority group and the minority group.
Thus the interracial communication among people of equal status decreases the prejudice and the stereotypes of the people in cooperative circumstances according to the contact hypothesis.
Hence the answer is --
contact hypothesis
The country is Balkan Peninsula and it is in Macedonia (south)
The gatekeeper of the president is called Chef of staff
B). an agreement between two or more parties, often written.