For Each Numerical Value Assigned to the Probability of an Event

For each numerical value assigned to the probability of an event, identify the verbal statements that are appropriate.
Verbal statements: (i) cannot be a probability, (ii) the event is very unlikely to happen, (iii) 50-50 chance of happening, (iv) sure to happen, (v) more likely to happen that not.
Write your answer using the Roman numeral, that is, i, ii, iii, iv or v.