I don’t think that’s what they meant by identity mechanisms. Or at least I hope not. It’s just not enough to require an e-mail to verify that you are in fact a valid user

Well they arent going to say no… Because of the implication

Both is the answer. One is for reducing bigger impurities the other for killing any bacteria

Langt aber auch jetzt schiebt Stuhl ein paar Zentimeter nach hinten

I didn’t receive that tablet

pulls out tablet from the shelf behind them

Yes you have

hits them over the head with it