Grounded Theory refers to the establishment of a theory on the basis of empirical data. Researchers generally have no theoretical assumptions before the beginning of the research. They directly start with practical observation, summarize the empirical generalization from the original data, and then rise to the theory.
According to the above definition, which of the followings is in line with the Grounded Theory?
A professor summed up some rules of children's cognitive development through continuous observation and Research on his daughter from 3 to 7 years old, but these conclusions are still controversial in the academic circles