Answer:C)Defeated the two most successful human Jeopardy! champions in a three-game match.
Explanation: Watson emerged from the IBM supercomputer made by Thomas Watson .It is made from the two main component analytical software and the artificial intelligence which made it a optimal for the question-answer feature.
Watson defeated Ken Jennings and Brad Rutter(earlier successful contestants) in the program named Jeopardy by answering questions correctly and quickly in 2011.Other options are incorrect because it did not worked as the software engineer,humane genome or won crossword puzzle.Thus the correct option is option (c).
XML (eXtensible Markup Language) is a meta-language that defines a language (of your creation, within XML specs). The language that you create has to follow your specifications.
Commerce Server
An application program that runs on a server tier computer. A typical commerce server obtains product data from a database, manages items in users' shopping carts, and coordinates the checkout process.