all of them
Answer B
You are wrong Answer A not all the countries have or will compete.
The continents that have competed so far are Africa, America, Asia, Europe and Oceania (including Australia). Did you also know that the five Olympic rings represent the continents that I have mentioned. The colours represent different continents that have competed around the world at the Olympics they are: blue, yellow, black, green and red.
205
london
205
204
Over 10,000 athletes from 204 countries will be competing in the 302 events for the 2012 London Summer Olympics
There are 200 different countries that have at least a single athlete
There will be 205 countries competing in the Beijing Olympics.
There will be 77 countries involved in the 2010 winter Olympics this year. the 2010 Winter Olympics will have 80 plus nations competing. the next Summer Olympics will be on 2012 and will be in London.
205 countries were competing
192 country's are competing in the Beijing Olympics
there are 204 nations competing in this olympics
As of July 6 2012 there are 200 countries with at least 1 qualified athlete