Wallas steps in creative problem solving, from start to finish, are
A. verification, preparation, incubation, illumination
B. illumination, verification, preparation, incubation
C. incubation, illumination, verification, preparation
D. preparation, incubation, illumination, verification
Answer:D
Wallas steps in creative problem solving, from start to finish, are
A. verification, preparation, incubation, illumination B. illumination, verification, preparation, incubation C. incubation, illumination, verification, preparation D. preparation, incubation, illumination, verification