Answer:
This term refers to the persons that migrate to any country without a passport and the specific visa if required to enter the country where its desired to migrate.
It also covers the situation of people that stays in a country without the permits needed to live in that country when the visa expires.
Explanation:
This illegal immigration is highly costly for both governments that are involved in the migration. Meaning that the homeland of the migrant has to design and implement controls to prevent this undocumented migration to happen and the country of destination have to use part of the national budget to strength borders.
Historically this migration has been seeing as a risky way to enter a country. In the United States people that take this risk can be harmed or death because they have to endure severe conditions to make the travel inside the United States.
A) Direct Democracy
Explanation:
The important part of the question is that all citizens are required to vote (we can understand: in person), as opposed to only some citizens voting (this is the case when the congress votes: only some people vote on laws, and they represent the wider community).
This situation when all people vote personally and are not represented is called a direct democracy.
It Looks like it could be a Mayan or Aztec architecture located just out side of centers Mexico City Aztec / Mayan civilization occurred there