Which of the following varnas consists of the lowest classification of Hindus? A. Sudras B. Brahmins C. Vaishyas D. Kshatriyas

Which of teh following would explain the importance of the trans-siberian railroad to russia's economy? (schoology test)

The oil and gas found in the middle east are regulated by a. organization of petroleum exporting countries b. southwestern asian oil refineries c. north atlantic treaty organization

In russia which of these challenges affects the transportation of both petroleum products and other goods?