Which of the Following Statements Is INCORRECT

Which of the following statements is INCORRECT?

A) The hedge ratio is the number of shares of the stock to hold for each written option to form the perfect hedge.
B) The hedge ratio lies between 0 and 1 in the case of a call option.
C) The hedge ratio lies between 0 and -1 in the case of a put option.
D) The hedge ratio may be defined as the ratio of the change in option price to change in stock price.
E) Pseudo-probabilities are useful for computing the hedge ratio.