Which of the Following Is a Valid Statement About the Mean

Multiple Choice

Which of the following is a valid statement about the mean, median, and mode?

A) They are equal to one another in any Poisson probability distribution.
B) They are equal to one another in any normal probability distribution.
C) They are different measures of centre and therefore cannot possibly be equal to one another.
D) They are different measures of centre, but can equal each other only if the probability distribution is negatively or positively skewed.