Final answer:
Option C. The best initial response to a mother's concern about her infant's sleep is to ask why she thinks it's a concern. This facilitates an open dialogue where specific observations can be discussed, aiding in the evaluation of the infant's sleeping patterns and overall development.
Step-by-step explanation:
The best initial response to a mother concerned that her 5-week-old infant is "sleeping more than her brother did" would be this response invites the caregiver to express her observations and concerns, which can provide valuable information for the healthcare provider to assess the situation. It is important to understand the context and specific details of the infant's sleeping patterns and any other symptoms that may be occurring. This discussion can help to determine if the infant's behavior is within the normal range of infant development and sleep patterns or if there might be a need for further evaluation.
Infancy is a period of rapid change where growth and developmental milestones are achieved at varying rates. It is also normal for sleeping habits to differ from one infant to another and to change over time. Factors like feeding, being held upright after eating, and sensory stimulation all play a role in shaping an infant's sleep. Asking the right questions and closely monitoring the infant's overall growth and development is crucial in answering parental concerns.