Final answer:
The correct answer is 4). Ferruccio Antonelli is credited with significantly contributing to the development of sport psychology internationally as the first president of the International Society for Sport Psychology.
Step-by-step explanation:
Credit for much of the development of sport psychology internationally goes to Ferruccio Antonelli, the first president of the International Society for Sport Psychology. This field examines the psychological factors that affect performance and participation in sports and physical activity. Antonelli's leadership helped shape and formalize the study and practice of sport psychology as a recognized discipline.
Prior pioneers in psychology laid the groundwork through various aspects of study, such as industrial and organizational psychology developed by influential figures including James Cattell and Hugo Münsterberg. The evolution of psychological research, with contributions from William James and Margaret Floy Washburn, among others, provided a broad context for the emergence and recognition of specializations such as sport psychology.