Who invented Coca-Cola and why was it called Coca-Cola?

The Coca plant and kola nut

John S. Pemberton made Coca-Cola and "Coca" is for Coca plant (caffeine) and "Cola" is for the Kola pant (cocaine). They change the "K" to a "C" for advertising.

note: when "Coca-Cola" was frist made it was made with Cocaine but was taken out in 1903 by Asa Candler
the inventor of coca cola was "Dr.John Pembert".