Over rationalization effect means that giving people compensation to do what they like will make them attribute their behavior to compensation, which will weaken their self-perception, that is, doing it because of interest.
According to the above definition, which of the following situations is an over rationalization effect?
In order to encourage Xiao Ming who loves painting, his mother rewarded him with 10 yuan for painting. Xiao Ming painted more but was a little scribbled.