THIS IS A LONG RUN QUESTION. You own a dog-walking business. You have 2 inputs, experienced dog walkers ("Pros") and novice dog walkers ("Newbies"). Your output is "dogs walked". Your "Pros" are able to walk more dogs per day than the Newbies can; the Pros each walk 28 dogs a day, so the MPPros is 28. Newbies each walk 16 dogs a day, so the MPNewbies is 16. The Pros are paid $70 per day and the Newbies are paid $40 per day. You are currently using 3 of each, 3 Pros and 3 Newbies. Which of the following is correct? Multiple Choice This mix of inputs is inefficient, you should be using more Pros. This mix of inputs is inefficient, you should be using more Newbies. This mix of inputs is efficient; don't change a thing. None of the above