<span>In an effort to preserve the balance of power in Congress between slave and free states, the Missouri Compromise was passed in 1820 admitting Missourias a slave state and Maine as a free state.</span>
Answer:
Option: b. were intended to locate the Northwest Passage.
Explanation:
The first French explorer Jacques Cartier was sent to New World to find the wealth and to find a route to Asia. Though Cartier never succeeded in finding the Northwest Passage after making three attempts in Newfoundland. On his first route he finds St. Lawrence River and claimed the land in the name of France, on the second voyage he found Quebec and in the third, he failed.
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.