Which of the Following Statements Is TRUE

Multiple Choice

Which of the following statements is TRUE?
I. For every transaction in the stock market there is a buyer and a seller.
II. At any point in time, the price of a stock tends to reflect all available public information about the company's future prospects.
III. A revolutionary cancer treatment pill will be released next year. An investor will get rich by buying stock in that company now.

A) I and II only
B) III only
C) II and III only
D) I, II, and III