The correct answer to this open question is the following.
Although the question does not provide options or statements to answer it, we can say that Northwest Coast Indians were able to live in permanent villages because of the following factors. These North American Indian tribes from the Pacific could settle in a land where the weather conditions allowed them to grow some crops, the climate was not as extreme as in the East, and had the enormous advantage to live next to the Pacific harbor, so the could benefit from the sea. They were good fishermen and always had food for their families in the form of salmon, shellfish, clams, fruits, and some vegetables.
The answer to this question can be quite subjective. Some people will say that the telephone is the most important invention, or the automobile, or the plane, but for me personally, I'd choose antibiotics.
It is a modern-day invention (as opposed to the Middle Ages, for example) which changed our lives for the better. Before penicillin was discovered in the 1920s by Alexander Fleming, people were constantly dying because of most harmless diseases. But after antibiotics were invented, people were given a chance to recover from their illnesses much more easily.
The CIA promised that the Bay of Pigs invasion would be a success.
Answer:
Stroke speech, apparently
Explanation:
The answer to that is poor working conditions and cruel treatments of peasents.