Which of the Following Statements Is False

Which of the following statements is false?

A) N(d) is the cumulative normal distribution - that is, the probability that a normally distributed variable is greater than d.
B) Of the five required inputs in the Black-Scholes formula, four are directly observable.
C) The Black-Scholes formula is derived assuming that the call is a European option.
D) The Black-Scholes Option Pricing Model can be derived from the Binomial Option Pricing Model by making the length of each period, and the movement of the stock price per period, shrink to zero and letting the number of periods grow infinitely large.