Answer:
1. Wilhelm Wundt
2. John Watson
Explanation:
In the history of psychology, there are theoretical and experimental contributions from various researchers who contributed to the development of experimental psychology.
Subsequently, the most important contributions are characterized, ending with Watson's behaviorist proposal and Wundt's information as a method to study psychological phenomena.
Watson's psychological research resulted in the study of behaviorism.
And Wilhelm Maximilian Wundt provided information for the beginnings of psychology as an experimental science and for Wundt, his object of study was mental activity and consciousness, and the method to study it was made up of subjective observation.