Which of the following are valid reasons for creating a spaghetti diagram?

I. To visualize information flow

II. To visualize movement of the product or service being worked on

III. To quantify waste of movement

IV. To visualize where value added work is taking place

Group of answer choices

a) I and II only

b) I, III, and IV only

c) III and IV only

d) II, III, and IV only