*It is not a multiple-choice question, I need an answer for a-d * Please help. Dr. McDermott, who works in the marketing department for the GAP, would like to conduct a within-subjects study where he exposes subjects to 3 different marketing ideas to see which one is the most appealing to potential customers. Please provide the counterbalancing orders if he were to use:

a. Complete counterbalancing.

b.Randomized partial counterbalancing.

c.Latin-square counterbalancing.

d.Balanced Latin-square counterbalancing.