The phi-phenomenon __________________________?

A. occurs in response to a spot of light in a darkened room

B. relates to electrical stimulation of the brain

C. deals with experience common to the state of alpha-wave relaxation

D. occurs in response to sequentially flashing light

Found an error? Read our corrections policy and submit a sourced correction below. You can also share a useful explanation in your own words.

Discuss the answer or suggest a sourced correction
Thank you for contributing.
Your comment was submitted and will appear after editorial review.

Your email is used only for moderation and is never displayed. Spam, copied material and fabricated endorsements are rejected.