TOEFL Reading: ETS-TOEFL阅读机经 - 88O448XEZ52Q_GM_L$

According to paragraph 2, all of the following contributed to a rising demand for the agricultural products of the Ottoman empire during the nineteenth century EXCEPT A. the sale of domestic wheat in place of other cereals in coastal cities B. the development of railroad systems leading to coastal cities C. the rise in living standards and buying power among Europeans D. the emergence of new domestic markets in the Ottoman Empire