Why is variable in a Poisson trail measured the only option not true for Poisson probability distribution?

The Poisson distribution describes a situation where the probability of success does not remain the same from trial to trial. An example of a Poisson trial is counting the number of misspelled words in a magazine article. VO The Poisson distribution's mean=median=mode. x ) The variables in a Poisson trial are measured. # x The variables in a Poisson trial are counted. The Poisson distribution is always positively skewed. The Poisson distribution describes the number of events occurring in a unit of space or time. An example of a Poisson trial is selecting the members of a committee from one business