Facts/Observations: What important information can I learn from this document? Write down one direct quote or observation from the document that gives you information that helps answer the DBQ
question. If a quote, use quotation marks and include citation, e. g. (Doc. A).

c is the newer have a great day

i believe the answer is: true

our brain need to reach a certain level of development   before it could interpret and understood sound with high difficulties. to proof this, we just need to pay attention in musical preference between children and adults. it is far less likely that children would enjoy things such as orchestra or rock band as much as adults due to the difference in this ability.