问题详情

Which of the following descriptions is NOT true according to the passage？
A．It is more favorable for the NYMEX to develop in London in a long term.
B．The NYMEX once had failing experience in handling Brent contracts.
C．Most of the exchanges are on the way to adopt electronic systems.
D．The IPE has completely abolished open-outcry trading in its pit.请帮忙给出正确答案和分析，谢谢！