Which of the following statements is INCORRECT according to Paragraph 5？A．Executive coache

Which of the following statements is INCORRECT according to Paragraph 5？

A．Executive coaches update their minds constantly.

B．Coaches are aimed to broaden people"s horizon.

C．It"s difficult to evaluate the performance of a coach.

D．If a coach can not make the executive get touch with something unfamiliar,he will probably be fired.

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