The answer is 4. Someone may disagree that this was his major accomplishment. And the other options are stated as fact
<span>In southern France, the Carcassonne gap is an ancient routeway leading from the Atlantic to the Mediterranean lands. Carcassonne is located southeast of Toulouse (about 90km) in the middle of the Massif Central and Pyrenees in France. It is situated in the intersection of the two main routes of traffic: the route that goes from the Massif Central to Spain and the route going from the Atlantic to the Mediterranean lands. </span>
Answer:
The Mediterranean and the ancient sea routes from the East.
Explanation:
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<span>a. buffalo and erie, new york</span>
Steam locomotives had been developed after the steam engine was built in the late 17th century, And with it’s improvement by James Watt had room for improvement of the steam engine. There were prototypes as well that were previously created but several had failed until British Engineer George Stephenson built a successful locomotive called Blucher, and for that reason the first public railway was opened.
