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单选题
Open communication should exist with the operator telling the manufacturer as soon as some new kind of situation arises and the manufacturer responding back with solid help to the operators.
A
The operator is responsible for keeping an open communication with the manufacturer so as to inform him of the new situation and get extra help.
B
In order to keep the manufacturer being informed of new situation and the operator receiving solid help in time, there should be an open communication between the operator and the manufacturer.
C
The manufacturer should communicate with the operator in an open and transparent way so that he can keep up with new situation and assist the operator randomly.
答案解析
正确答案：B
