Imagination: refers to the psychological process in which the human brain processes and transforms the images formed in the past to produce new images. Imagination includes unintentional imagination, intentional imagination and fantasy.
According to the above definition, which of the following options is not imaginary?
The sunshine censer produces purple smoke. Looking at the waterfall hanging in front of the river, it flies down 3000 feet. It is suspected that the Milky way falls nine days