Which factor was not an advantage that london had over dover as a trading post

London had well-established roads within the inland of England. Therefore London was still better situated even though it had a Dover’s success on the North Sea.

The determinant of the shipping costs is usually separated from the analysis of economic trade; however, the international trade economist keeps on reconsidering the impacts that led to the flow of business. The location of the ports also plays significant roles in determining the transaction costs between the sites, which in turns helps in patterns of trade.

answer; i believe the correct answer is (a) nigeria is the largest african crude (oil) supplier; /// so revenue from petroleum;