According to Graham Wallas, _____ is the step in the creative process, where a person can transform a problem into useful action, and test his or her solution.

Transform a Problem

The process of changing a challenge in a way that makes it manageable or beneficial.

Graham Wallas

A social psychologist known for his work on the creative process, dividing it into four stages: preparation, incubation, illumination, and verification.

Useful Action

Any activity that leads to achieving a specific, beneficial outcome or goal.