.Lĩnh vực nào sau đây không thuộc đối tượng nghiên cứu của CNXH khoa học A. Sứ mệnh lịch sử của giai cấp công nhân B. Thời kỳ quá độ lên CNXH C. Quá trình hình thành Đảng Cộng sản Việt Nam D. Chế độ dân chủ XHCN

Which of the following are examples of limited resources on the part of consumers?

Interest groups representing businesses and investors are often among the most successful lobbying groups for all of the following reasons, except a. such groups have the financial resources to mount sustained campaigns on their own behalf b. these groups' members contribute heavily to many legislators' campaigns and in so doing gain greater access to legislators c. these groups have often been in existence for decades, allowing them to both master the legislative system and develop close ties with legislators d. the members of these groups make up the majority of voters in many districts

Europe and asia are divided by a. the alps c. the pyrennes b. the northern european plain d. the ural mountains select the best answer from the choices provided a b c d