Answer:
Strengthening the agricultural economy.
Providing tax revenues.
Increasing agricultural education.
Increasing agricultural awareness.
Explanation:
Melanin is a colored substance that helps keep the skin from burning
Some Reasons:
Europeans had begun to demand valuable goods such as silk and spices that could only be found in Asia, and also European merchants had manufactured goods to sell in Asia but needed a way to get them there.
Why:
Europeans wanted valuable goods like silk and spices. But these goods were only found in Asia. Europeans needed a sea route so they won't have to just explore to try to find their way to Asia. Kings especially wanted these nice goods, so they <em>really </em>wanted a sea route then.
European merchants manufactured goods to sell in Asia. But if they wanted to manufacture the goods, they would have to have a way to get there!
The Nile River flows from the Mediterranean Sea to Lake Victoria in Africa. It flooded yearly and consistently, allowing the people nearby to develop irrigation system. They used it as their water source. The land around it was also very fertile, so they developed agricultural societies around it.