As we build our knowledge base on a particular topic, we find that:. i. it becomes increasingly difficult for us to add new information to that knowledge base.
ii. the new information that we encounter creates contradictions that we must resolve.
iii. it requires more and more processing capacity to maintain the base.
iv. it becomes easier to remember new information related to that topic

answer; ( dementia );

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.