This is called a monopoly and when one person or company controls everything they can set price without competition and therefore they can take advantage of consumers because The consumer has no other options to buy from anyone else so they have to pay whatever price the monopoly sets. Hope this helps good luck brainliest would be appreciated...
Answer:
Islam advanced slowly and gradually along a network of caravan routes through trading contacts with some African peoples, spread by ordinary adherents, Kiswahili-speaking merchants, who penetrated the interior of Eastern Africa in search of ivory and slaves.
Explanation:
don't blame I if I wrong
