What is the difference between WoW Reign of chaos and WoW Frozen throne?

Question

And which one should I have in order to play the new Wow ( Burning Crusade )?And i would like to know how to play the game.Tnx

Answer 1

i think you are confused those are different games

Warcraft III Reign of Chaos
http://www.amazon.com/WARCRAFT-III-REIGN-OF-CHAOS/dp/B00066K2G0/sr=8-6/qid=1170872389/ref=pd_bbs_6/002-0505967-1408836?ie=UTF8&s=videogames

Warcraft III Frozen Throne (Expansion pack for Warcraft III)
http://www.gamestop.com/product.asp?product%5Fid=645197

you want the regular
World of Warcraft
http://www.gamestop.com/product.asp?product%5Fid=644859

World of Warcraft: Burning Crusade (expansion pack for World of Warcraft
http://www.gamestop.com/product.asp?product%5Fid=646436