geograph
An official study of the people of a country is commonly conducted through a national census. This survey collects demographic information such as population size, age, gender, education level, and other important data to help governments make informed decisions and allocate resources effectively.
It is usually better to study a country's national language because it is often more widely spoken and understood by the local population. However, studying a country's official language can also be beneficial, especially for official documents and business interactions. Ultimately, it depends on the specific country and your travel needs.
a census
A country that has two official languages might be called "bilingual" but most people would merely call it by name and say, if necessary, that two languages have official status.
Thailand is the only country where Thai is the official language.
In the latest study, the USA has more obese people than any other country in the world.
China has the most Mandarin speakers, as it is the official language of the country.
economics
because london is a free country.
Most people do study in their own country, but some people can afford to travel and experience life in other countries. This is helpful in many businesses where you will need experience with other ways of life.
Answer\ The majority of people in Cambodia are Buddhist, but there is no state religion.
It helps to understand values, beliefes, relationships between people