You have just met a fellow student who has several tattoos and a nose ring. you quickly ‘size him up' based on his features and assume he must be an art major. what kind of cognitive bias is this?

Confirmation bias (leyyerletterletter)

Ongoing civil wars western roman empire finally collapsed476 c.e. romulus, the last of theroman  emperors in  the west, was overthrown by the germanic leader odoacer, who became the first barbarian to rule in rome. the order that the  roman empire  had brought towestern  europe for 1000 years was no more.