Wilhelm Wundt's laboratory work involved experimental studies of

A) animal intelligence.
B) personality development.
C) social influence.
D) mental processes.

Experimental Studies

Research methods involving the manipulation of one variable to determine its effect on another variable in a controlled environment.

Wilhelm Wundt

Often regarded as the father of modern psychology, he established the first psychology laboratory in Leipzig, Germany, in 1879, emphasizing experimental methods.

Mental Processes

The operations of the mind that underlie all thinking, reasoning, perception, and feeling.