<span>A. They are mostly the product of the complex financial systems that only developed at the end of the Middle Ages.
B. They are very profitable for owners, but usually result in dissatisfied producers and consumers.
C. The Portuguese were the only European power to avoid monopolies, finding them morally objectionable.
D. Monopolies provide consumers with the lowest price possible, since a company with a monopoly does not have to worry about competition.
Answer: B.
</span>
They faced infection and some dying plus leaving
Mexico, they gained way more than $18 million from America from the treaty. The border was then set between Texas, Mexico, parts of California, Nevada, Utah, New Mexico, mostly Arizona and Colorado, some of Oklahoma, Kansas, and Wyoming. Sorry for the long answer just wanted to help. brainlist would be much appreciated thank you!