A. Trans-Saharan trade network
Answer:
This best illustrates: plasticity.
Explanation:
Our brains possess the amazing ability to change and adapt when we learn something, or even to find new paths and connections when they suffer some type of damage. That ability is called neuroplasticy, or simply plasticity.
When our brains find new paths or move functions from an area that is damaged to an undamaged area, that is called functional plasticity. <u>The type of plasticity described in the question, concerning the pianists, is called structural plasticity. It means the pianists' brains actually changed their structure as a result from learning and practicing to play the piano. Their auditory cortex is larger than what it would be in other people due to their learning.</u>
<span>the system of checks and balances give the authority to confirm judges </span>to the senate.
Answer:
Economists are important because they study a certain resource and figure out how to distribute it to others to get as well.
Explanation:
For example, An Economist might be studying a very scarce resource. This resource is something that is needed in everyday life. What an economist will do is find a way to make sure this resource is available to everyone. They could so this by creating another version of it or a different kind of it to distribute. Then they are helping the economy.