Experiments on the Influence of Others on the Autokinetic Phenomenon

Experiments on the influence of others on the autokinetic phenomenon have shown that

A) the phenomenon cannot be influenced by biased reports.
B) the phenomenon can be influenced by biased reports.
C) When told that the light would move in a certain direction, people no longer perceived the light as moving at all.
D) the reports of others have no influence on one's perception of the illusion.