The Olympic committee in the country they represent.
own country
Any country that has athletes that are good enough to compete in Olympic sports.
Australia if you have a filter of only countries with 10million+ population. Australia has 410 athletes with a population of 22.7million.
The athletes from China will be the last to enter during the opening ceremonies. Olympic protocol dictates that the host country's athletes enter last at the opening ceremony.
Iran have not provided any athletes this year
More than 10 countries had only 2 athletes
11 nations have 2 athletes
Philippines.
Many countries have 5 or less athletes and it is more than a 10 way tie for those with only 2
the somoans
Bhutan, 2
The Olympic committee in the country they represent.
It varies from country to country. China has the largest Olympic team (639 athletes) while the small country of Togo will have just 1.
Some athletes have dual citizenship and will compete for the country in which they can make the Olympic team.
Only about half the countries on Earth have any athletes at all in the 2014 Olympics, so it's a hundred-way tie for fewest.
Every country decides on its own that how many athletes it will send to olympic, first they compete before olympic and those who qulify have given chance in olympic.