Which of the following best explains why europe and asia are often grouped into a single region?

British took slaves from there which spread their religion after slavery was over and they traded back and forth also bc the British fought a lot of wars over there and over time they may have learned more religion and spread it around

Answerfur trade;

Europe needs to build a trump-like wall that will spread across europe making it impossible for migrants to cross they need to spread pig guts all over this wall so the muslims will never consider crossing into europe..you might be asking "can't they just fly over with planes? " well yes they can so we will install thaad missile protections system to shoot down any aircraft that violates europe's air fourth would be to start a fourth reich in germany.. last but not least.. make europe great again!