If you mean online upgrade, like from a trial account see the related link titled blizzard online upgrade.
If you mean something else, then please flag this answer and check the more detail box and add what you mean.
Yes.
Wrath of the Lich King is currently priced at $39.99 at Wal-Mart.
Yes, but only if you pay to upgrade from vanilla to burning crusade and then to wrath of the lich king.
Wrath of the Lich King
The expansion to the MMORPG World of Warcraft, World of Warcraft: Wrath of the Lich King was released on November 13, 2008.
Wrath of the lich king or wotlk was released on 13 November 2008 in Europe or November the 14th in Australia
No, you must pay for the original game, then Burning Crusade, then Wrath of the Lich king. Each expansion must be paid for.
The "anykey."
no
yes
i was told they are roughly $50 but price might have changed
Wrath of the Lich King was announced at the 2007 BlizzCon (Blizzard Convention) on August 3, 2007. It was released on November 18, 2008.