Which one of these do you use to refer to a beverage containing water, corn syrup and/or sugar, and carbon dioxide?
Soda vs Pop vs Soda Pop vs Coke
I exclusively use "soda"; and yes, this topic has been done too much already.
Yes, it's been done ad nauseam, but for those who are interested there is a website www.popvssoda.com with a color coded map of the US and statistics for each county and state breaking down usage of pop, soda, coke, etc.