Answer:
B. Formerly mainstream practices becoming deviant
Explanation:
When coca cola started, it been used as a patent medicine designed to provide boost of cocaine without the negativity of alcohol was seen as the prevalent practices, attitudes and values of the society (mainstream practices), but over time, down to the current age, that practice has been discarded as the usual or standard/accepted practice and now have people becoming deviant what was a generally accepted form of practice before.
