A 5-day-old female is brought to the office by her mother for an initial examination. The infant's mother reports that this is her first child and that her daughter was delivered vaginally after 22 hours of labor. The mother voices concern that her daughter has difficulty latching on and suckling while breastfeeding. The mother expresses a desire to breastfeed her baby and does not want to rely on bottle-feeding. A structural examination is performed on the infant.

The most likely affected cranial nerve exits the cranium through which of the following?