Which of the Following Statements A), B) or C) Is

Multiple Choice

Which of the following statements a) , b) or c) is false?

A) To beat the two best human Jeopardy players, Watson simultaneously executed hundreds of language-analysis algorithms to locate correct answers in 200 million pages of content (including all of Twitter) requiring four terabytes of storage.
B) IBM researchers trained Watson using machine-learning and reinforcement-learning techniques.
C) Watson's "no credit card required" policy and free Lite tier services are among the friendliest to people who'd like to experiment with cloud-based cognitive computing services at no charge.
D) All of the above statements are true.