Answer:
Continue brain development
memory consolidation
Explanation:
Infant gets recall their memory when they get a nap. Sleep considered a solid reason to consolidate memory during sleeping. It is investigated that when an infant takes a nap, they make faces similar to some cartoon faces. When an infant sees a new face make a similar face during sleep just after seeing new faces.
It is also said that if an infant needs to consolidate the memory, they need to sleep for a while, otherwise they will get to lose that information learned by an infant. It is seen that a baby who takes more nap or sleeps spindles shows that baby recognizes more faces who take more sleep than who don't take more sleep.