Demography is the statistical study of populations, especially human beings.
Answer: Licensed
Explanation:
According to the given scenario, the government agency providing the authorization to the people for work in the specific occupation after the completing their approved education qualification according to the requirement and also passed the state board test is known as the licensed.
A term licensed is basically refers to the official permission or authorization giving by the state government for some specific work or requirement. It is an authorization so that the people can able to used the licensed material.
Therefore, Licensed is the correct answer.



<h3>As we human have organs, which have different functions. Same goes for the UNO( United Nations Organizations). </h3>
It also has six main organs. These are :
- General Assembly
- Security Council
- Economics and Social Council
- Trusteeship Council
- International Court of Justice
- Secretariat
<h3><u>General</u><u> </u><u>Assembly</u><u> </u><u>:</u><u> </u> General Assembly is one of the biggest organ of the UNO. </h3>
<h3>

Features :</h3>
- The General Assembly is empowered to make recommendations to states on international issues.
- The General Assembly is formed by all the members states of the UNO to which each member state sends five representatives.
- At the time of voting, each member state can cast only one vote.
- The session of the General Assembly is held once in a year.
- The General Assembly performs various activities through some communities.

Answer:
Option C
Explanation:
It was during the time of medival Europe (11th & 12th century), when popes challenged the European monarchies over the freedom to choose bishop. This conflict was then resolved by the "Concordat of Worms" through a compromise agreement between the two parties. This conflict led to winning of great dukes and abbots and falling of the German empire
Hence, option C is correct