Answer:
Correct answer is b- Permanent population
.
Explanation:
Option A is not correct as every state needs to have a defined territory, which is established in a certain period.
B is correct as population of country changes due to different reasons, including for example the migrations.
C is not correct as every country has its leadership. For example, if it is a monarchy, it has a unique monarch (king).
D is also correct as every country has its official language.
Lake Titicaca. It straddles the border of Bolivia and Peru, and sits right at the top of the Andes Mountains (in South America).
Answer:
the gradual movement of the continents across the earth's surface through geological time.
Explanation: