The scientific study of the relations between mental and physical processes is a definition of wundt's psychology cranioscopy psychophysics weber's law fechner's law

The scientific study of the relations between mental and physical processes is a definition of psychophysics. Psychophysics is  a study that studies quantitative relations between psychological events and physical events. The study was established by the German scientist and philosopher Gustav Theodor Fechner.

explanation:

with the profits from the european sales, merchants purchased europe's manufactured  goods, including tools and weapons. then the merchants shipped those manufactured  goods, along with the  american  sugar and rum, to west africa where they were bartered for  slaves.

what organizations did you select