The correct answer for this question is Length of visual contact, Heart rate changes, Sucking rate changes.
Since newborns have functional sensory systems, their sensory development begins immediately. In other words, babies are born with the capacity to perceive sound, light, smell, taste, and touch. Infants, on the other hand, lack what is known as perceptual knowledge, or the capacity to interpret stimuli. With time and expertise, one can analyze and comprehend stimuli. Infants can link information from various sensory experiences as they get older. Intermodal perception is the word for this phenomenon. Beginning with newborn infants, intermodal perception develops as the child becomes older.
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