the middle finger is the one
When I last used the E Gate, guess which finger the scanner requested.
I did not know what to do....but being a mans man I raised it in silent salute.
As to the EFL teachers in Dubai, they are highly professional in their teaching, I wailed my Greek oral test, and was punished accordingly.
Now the EU has expanded so much, they come to UK to improve their inter personnel (Spell check LOL ),skills, before returning to the big wide world.
glf