While observing a process, you note the following conditions:

I. People waiting for the machine to cycle II. Goods or information waiting to be worked on III. Something is awaiting inspection IV. A piece of equipment is idle

Which of these conditions is an indication of waste?

Group of answer choices

a) I, II, and III only

b) I and II only

c) I, II, III, and IV

d) II and III only