Possibly because they were frighted hope i helped (:
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.
Answer:
Wind chill relationships are not linear. The colder the temperature, the more strongly the wind chill factor is felt. At a wind speed of 31 mi/h (50 km/h), for example, the perceived temperature at 32°F (0°C) is 7°F (−14°C), but at −40°F (−40°C), the perceived temperature is −112°F (−80°C).