Vending Machine Choice is a term used to describe the variety of items available for purchase from a vending machine. The two solutions provided are COLA (4 letters) and WISEPOTATOCHIPS (15 letters). COLA is a type of carbonated beverage that is widely popular and has been around since the late 19th century. WISEPOTATOCHIPS is a brand of potato chips that is produced by Wise Foods, Inc., a snack food company founded in 1921.