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.
Because it promised equal rights and protection to all citizens
This was known as the "iron curtain." It was a term used to describe the boundary in Europe, which formed at the end of WWII and lasted until the ending of the Cold War.