Which of the Following Is Not a Correct Statement

Which of the following is not a correct statement?

A) The exponential distribution describes the Poisson process as a continuous random variable.
B) The exponential distribution is a family of curves,which are completely described by the mean.
C) The mean of the exponential distribution is the complement of the mean of the Poisson.
D) The Poisson is a probability distribution or a discrete random variable while the exponential distribution is continuous.
E) All of these are correct.