Read the following article and answer the question by choosing from the options.

In the dream he and his sister are playing on the playground at his school . He says that they are having fun and it makes him happy . When he has had the dream he wakes up in a great mood . I am happy for him and a bit jealous . I know my wife has had some dreams about Delaney .

what may have happened if he had no sister ?
Select from: (I) He might not have had as much fun since he had no one to play with (II) None of the above choices . (III) He would still have had a dream in which he had a sister (IV) I would still be jealous of him...A:
(I)