Not Ireland although they say there are more Irish in the USA etc than in Ireland they aren't Irish citizens any longer.
Not France. Further south.
Nothing to do with chocolate. I can't think of any food you particularly associate with this country.
Further hint: I was surprised when I saw this country listed on an internet site as it is a small country. Perhaps it actually meant "Which country has the most citizens living abroad measured per capita?" although it didn't say so.