24 Which of the following statements would the author most likely agree on?
(A)The common tariffs of the customs union were based on the duties of Belarus, Kazakhstan and Russia.
(B)The trade turnover of the customs union was higher in the crisis environment of 2009 than that in 2011.
(C)New members would be invited to join the customs union to achieve the goal of free trade.
(D)The measure of customs union was not successful in promoting import substitution through increases intariffs.