Question

In what way was the phi phenomenon a challenge to wundt's system? although it contradicted wundt's reductionistic theory, wundt adequately demonstrated that the phenomenon could be reduced to basic elements. the phi phenomenon demonstrated the existence of consciousness in humans. the phi phenomenon could not be reduced to its basic elements. specially trained observers proved that the empirical methods used to prove the phi phenomenon were more applicable to their perceptions than that of wundt's introspective method. none of the above.

Answer 1

I believe the answer is: It could not be reduced to its basic elements
Phi phenomenon refers to the optical illusion that make a person see a series of non-moving image as if it's making a motion if it's seen in rapid succession. This indicates that the perception is created from the combination of many sense at once