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Ok so my eye has been hurting since i woke up and then it keeps getting blurry its only left eye and idk what to do

Which of the following is an important function of child-directed speech? (a) it captures the infant’s attention and maintains communication. (b) it reduces the occurrence of infantile amnesia for the earliest memories of infancy. (c) it reduces the need for reciprocal interaction between caregivers and children. (d) it assists in prolonging rem sleep in infants.

Which of these is likely to be the best source of valid health information?