Which is the correct use of the word “emerged”?
west african kingdoms emerged to form one union.
trade emerged as a main source of income.
gold emerged from one merchant to another.
which merchant will best emerge the wealth?

I believe the answer is: Trade emerged as a main source of income.

The word 'emerge' means something that start to become prominent or dominant as the time goes by.

During its early introduction, trade was not really popular since many people still choose to take care of their own agricultural field as their main source income. It took hundred of years before trade finally acknowledge as something profitable

probably that america is racist

monopolies  came to the united states with the colonial administration. the large-scale public works needed to make the new world hospitable to old world immigrants required large companies to carry them out. these companies were granted exclusive contracts for these works by the colonial administrators. even after the american revolution, many of these colonial holdovers still functioned due to the contracts and land

read more on -