What is the reason why the Europeans came to Gold coast for school​

They encountered a variety of African kingdoms, some of which controlled substantial deposits of gold in the soil. In 1483, the Portuguese came to the continent for increased trade. They built the Castle of Elmina, the first European settlement on the Gold Coast.

The Portuguese were the first to arrive. By 1471, under the patronage of Prince Henry the Navigator, they had reached the area that was to become known as the Gold Coast because Europeans knew the area as the source of gold that reached Muslim North Africa by way of trade routes across the Sahara.

i believe the answer is:   psychological  experiment

in this experiment, wilhelm wundt became the first person that implement scientific method in analyzing the pyschological phenomenon.

due to this result, wilhelm wundt also able to make psychology to be acknowledged as a separate scientific field from biology.