43 The oil of the landlocked country does not flow easily as it is left isolated from global markets.
(A) The markets of the country are isolated and its oil becomes expensive.
(B) The country blocks the oil pipelines so that its oil would not flow to other countries.
(C) Due to geographic barriers, the country has difficulty transporting and selling its oil.
(D) The global trade organization isolates the country and forces it to lower the price of its oil.