Yes, he believed it was related to the concepts of birth control and prostitution.
D. There were many new foods to which immigrants had to acclimate
The Alps are the highest and most extensive mountain range system that lies entirely in Europe, stretching approximately 1,200 kilometres across eight Alpine countries: Austria, France, Germany, and Italy.
The Great Depression described in one word would be barbaric
It’s not C. I’m unsure as well, but I think the answer is B, after all, only a few countries wanted slaves for labor. The rest needed goods and supplies, etc. I hope it helped :3