Introduction: Psychology is the branch of science that incorporates the behavior, thought, emotion, personality, and motivation. Psychological studies mainly employed to improve mental disorder, self-help, and performance. It involves mainly for examining the mind of an individual and identifying the actions that influence an individual.
Correct answer: “In 1879, in psychology’s first experiment, Wilhelm Wundt and his student measured the time lag between hearing a ball hit a platform and pressing a key”.
German psychologist, Wilhelm Wundt is the one who isolated the psychology as the stream that is apart from biology and philosophy. He is known as “Father of experimental psychology”. He proposed the theory of structuralism, which is incorporated with self-examination. He invented the machine which measures the time lag between hearing a ball that hit the platform and pressing a key. Later, with slight modifications in the experiment, people responded when they asked to press the key which measures the mental processes. Thus, the theory structuralism explains the elements of consciousness.