Bill suddenly realized how to solve a difficult problem.According to Wallas,Bill has just completed the creative process step called
A) verification.
B) incubation.
C) preparation.
D) illumination.

Question

Quizplus · Accepted Answer

According to Wallas' model of the creative process, when a sudden realization or "aha!" moment occurs, it is called the illumination stage. This aligns with Bill suddenly realizing how to solve a difficult problem, suggesting that he has completed the illumination stage. The other stages in Wallas' model are preparation, incubation, and verification, which occur prior to the illumination stage.

Bill Suddenly Realized How to Solve a Difficult Problem