"my goal is to discover how behavior is acquired and modified in response to environmental influences." such a statement would most likely be made by:

John B. Watson

Explanation:

Watson influenced the field of psychology significantly and suggested that psychology is more about understanding and observing behavior for scientific reasons. Watson's research on conditioning process made much difference to the field of psychology and the investigation of environmental influences and its effect on behavior was also important. Additionally, his research involving child psychology like the Little Albert experiment also identified new arenas for psychology research.