Final answer:
The best time to bathe an infant is typically at bedtime, as it can help them relax and sleep better. Colostrum is important because it boosts the newborn's immune system, providing vital protection against diseases. Option a is correct.
Step-by-step explanation:
The best time to bathe an infant can vary based on the individual child and family routine, however, a common recommendation is to bathe the infant at bedtime. This can help the baby relax and may improve their sleep.
On the other hand, bathing an infant after a feeding might not be the best time because they could spit up, and bathing before a feeding could make them too hungry and fussy. Therefore bedtime is usually considered the best time to bathe an infant.
Regarding the importance of colostrum, the correct option is It helps boost the newborn's immune system. Colostrum is the first milk produced by a mother after giving birth and is packed with antibodies and white blood cells, which are crucial for protecting the newborn against diseases and infections.
While colostrum also provides nutrients and helps satisfy the infant’s appetite and thirst, its primary role in immune support is considered the most important aspect.