HELP ME PLS!
label the structure identified by the letter Y.

the correct answer is b

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

explanation:

c: warm water flows from the western tropical pacific toward south america. that should be the right answer! hope it .

layer 3 is younger than layer 6.