1) traders might be attacked by other civilizations and looters
2) They may disagree upon the pricing and the worth of traded items
3) One may want to get rid of a item, another may not want to buy it, resulting in hatred and eventually war if it becomes too 'aggressive'
hope this helps
<span>To become Canadian, you must swear the Oath of Allegiance to the Queen of Canada. The oath is vital in the naturalization process. No oath means not becoming a citizen. Other countries have similar laws.</span>
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He reunited the Franks to fight off Muslim invasion. (A.)</u></h3>
(It is correct, I took the quiz) Have a good day ! :)