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?

Question

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?

anonymous · Answer

Emerge itself means for something to become apparent, for something to grow within a sense.
The best use is B, that trade had emerged, this being due to the fact that it explain that trade had grown and became extremely important as a role within the society, it "emerging".