Which of the Following Best Describes the Exponential Distribution

Multiple Choice

Which of the following best describes the exponential distribution?

A) it produces probabilities for intervals of space, time, or distance between successive occurrences of a Poisson event
B) it is a discrete distribution that focuses on the number of events in a time period
C) it is similar to the normal distribution but focuses on distance
D) the mean and variance are the same
E) all of the above