Which of the following statements are TRUE about a stock's Beta coefficient?

I		A Beta of +1 indicates that the stock moves as fast as, but in the exact opposite direction of, the market
II		A Beta of +1 indicates that the stock moves as fast as, and in the same direction as, the market
III		A stock with a low beta is a defensive stock
IV		A stock with a low beta is a speculative stock

A I and III

B I and IV

C II and III

D II and IV