You want to know which will give you more energy during the day, a nutritious power bar or sugar donuts. You get a baseline rating of energy for a few days. You then eat donuts each morning for five days and rate your energy level at noon each day. You then switch to a power bar each morning for five days, rating your energy level at noon. You go through the same order of donuts and power bars for five days each. What type of single-subject design is this? Group of answer choices Withdrawal Placebo Reversal Alternating treatments Multiple-baselines