Even though the map wasn't provided, it is possible to answer the question by saying that the correct alternative is letter<em> A: Nazi leaders wanted to keep the existence of extermination camps secret.</em>
The extermination camps were built to murder sistematically jewish, communist and all other kinds of people that the Nazi considered inferior. The idea was to have them in hidden places so as not to cause commotion.
Lake Balaton hope this helps.
Imperialism is the right answer.
I'd say they developed in river valleys (2).
The answer is b - <span>Britain wanted to stop the United States from trading with France and its colonies. British warships blocked the port of New York all through the year eighteen-oh-five. No American ship could leave without being searched. When goods for France were discovered, the ship was taken to Halifax on the coast of Canada.</span>
