What is the question to: "Originally intended as a patent medicine when it was invented in the late 19th century by John Pemberton , Coca-Cola was bought out by businessman Asa Griggs Candler , whose marketing tactics led Coke to its dominance of the world soft-drink market throughout the 20th century."? The topic is Coca-Cola.
The answer to this question is:
"when did coca cola first come out?"