I'm supposed to write a paragraph about these words can you ? use the words import, export, and mercantilism in a paragraph about the colonies.

You can use this one paragraph :

       Mercantilism is a national policy which is aimed to improve a country's economy through international trade. In order to achieve that, European countries started to colonize a less developed country and forced to to conform to their demand. They will force the colony to work with a very low wages, and import the finished product with low price. To turn a profit, they will export that exact same product to a richer country with higher price.

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place

the 4th option is the answer