The preoperational stage occurs between the ages of 2 and 7 where children in this stage do not yet understand concrete logic and are unable to take the point of view of other people.
They are increasingly adept at using symbols, as evidenced by the increase in playing and pretending. Therefore, R’Monte is in the stage of preoperational stage of cognitive development.
I'm pretty sure it's Waterborne Diseases.
Waterborne Diseases are caused by Pathogenic Microorganisms that most commonly are transmitted in contamination in Fresh Water.
I hope that helped.. •ᴗ•
