A nurse is caring for an 18-month-old infant who is 12 hours postoperative following a myringotomy.Which of the following pain rating scales should the nurse use?

Choice A rationaleThe Color tool is visually engaging but less effective for infants, as it is more suitable for children who can comprehend abstract concepts.Choice B rationaleThe FLACC scale assesses Face, Legs, Activity, Cry, and Consolability, providing an objective evaluation of pain intensity in non-verbal populations, such as infants postoperatively.Choice C rationaleThe Numeric scale requires the cognitive ability to comprehend numerical values, making it inappropriate for an 18-month-old infant.Choice D rationaleThe Poker Chip tool relies on symbolic reasoning and is generally used for older children, who can understand abstract representation.