Answer:
Almost two in five (37%) people in the United States believe that the American Dream is less attainable today than it was for previous generations. Fewer (29%) believe it's more attainable today than it was for prior generations, while 16 percent say it's no more or less attainable now.
A subordinating conjunction is a conjunction that introduces a subordinate clause. For example although, because, etc. So the correct answer is because.
Hope this helps! :)
It hard to answer this question without more information,but off the top of my head I would say capitalism?
Are their options? We need some ;P