Final answer:
If a baby habituates to a sound, it will A. suck less frequently on the nipple because the repeated sound becomes less stimulating and attention-grabbing over time.
Step-by-step explanation:
When a baby begins to habituate to a sound, its sucking behavior will typically decrease. Habituation is a decrease in response to a stimulus after repeated presentations. For a feeding infant, this means that as the infant gets used to the sound, they may suck on the nipple less frequently because the novelty of the sound and therefore the level of stimulation and attention it commands has diminished. The correct answer is: A. The baby sucks less frequently on the nipple.
When a baby begins to habituate to a sound, its sucking behavior may change. Habituation refers to the process of becoming accustomed to a particular stimulus. In this case, the baby's sucking behavior may decrease or slow down as it becomes familiar with the sound. Therefore, the correct answer is option A: The baby sucks less frequently on the nipple.