Answer :

Answer:

1890

Explanation:
During 1879, psychology was officially founded by Wilhelm Wundt. 

Wilhelm was a German physiologist. He was the first one to establish an experimental psychology lab at the University of Leipzig.

 

The study he experimented and focused on was the behavior of adults and the mind. 

Later on came James in 1890, and he was the person who defined psychology as the science of mental life.