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单选题
2647. When it is necessary to order any wire bundles from Boeing, operators should provide the base wire bundle number (61-30396 in this case) and tail number of the airplane where the bundle is to be installed on
A
If ordering any wire bundles from Boeing is mandatory, operators has the right to purchase the bundles from other supplier and ask them to provide the base wire bundle number (61-30396in this case) and tail number of the airplane.
B
It is a necessity for the operators to provide the base wire bundle number (61-30396 in this case) and tail number of the airplane on which the bundle is to be installed if ordering any wire bundles from Boeing is necessary.
C
Operators should provide the number (61-30396 in this case) of the airplane where the bundles are to be installed on if ordering any wire bundles from Boeing is necessary.
答案解析
正确答案：B
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