The Binominal Distribution

The binominal distribution:

A) is a discrete distribution used to model the number of occurrences in some unit of measure.
B) assumes that the average number of occurrences per unit is a constant and that occurrences are independent.
C) is symmetric irrespective of the value of the probability of success.
D) models n independent replications of a Bernoulli experiment, each with a probability p of success.