At least you spelled "underdeveloped" correctly. If by "underdevelopment" you mean a 3rd world country? Because Thailand is not a 3rd world country; the definition of a 3rd world country is "A country in which as been colonized". Thailand has never been colonized therefore it is not a 3rd world country nor is it "underdeveloped".
yes
Underdeveloped
the USA, underdeveloped mind wise that is
How Europe Underdeveloped Africa was created in 1972.
The country in underdeveloped
No.
Yes
The social institution that decides if a country is underdeveloped is Economics
Africa is not a country, but a Continent and is comprised of many different nations. Some are underdeveloped while others are not.
Thailand
yes it is
Thailand