It is true and verifiable what I have said, each ethnic group has adapted to the climate and environment differently, yet there is no superiority, some ethnicities lack something but compensate in another.
You need to step your trolling game up.
This is some mediocre work.
https://www.iqtestforfree.net/average-IQ-by-country.html
What were you saying?
I'm not sure that source is credible. What online "IQ test" is credible?
All online IQ tests are very credible in that they tell us who is dumb enough to believe an online IQ test.