Apparently, this is an important question for people hoping to avoid hangovers — at least, it was important enough that researchers have published a study about it. And we may now have an answer. Researchers enrolled 90 adults between the ages of 19 and 40, randomly assigning them to one of three groups: Group 1 drank beer until their breath alcohol level was at least .05%, then drank wine until it was at least .11%. That’s well over the limit…