Patents are a form of monopoly that society allows because they

Encourage firms to research and develop new products that benefit society as a whole .

Explanation:

give companies the right to decide who will be allowed to use their products. maintain an orderly way for companies to make a lot of money. encourage firms to research and develop new products that benefit society as a whole.

mali had been a state inside of the ghanaian empire. after ghana fell because of invading forces and internal disputes, mali rose to greatness under the leadership of a legendary king named sundiata, the "lion king." the songhai empire, already weakened by internal political struggles, went into decline.

if you are on the computer you can not take a picture but you can upload one but i am not sure about phones but i'm pretty sure it's the but to upload one just click the paper clip looking thing/ link thingy thing and upload a pic