【单选题】

The Check List may be arranged by "Challenge" and "Response" headings for two pilot airplanes or by "Item" and "Condition" headings for single pilot Airplanes.

A、The Check List may be designed by "Challenge" and "Response" headings or by "Item" and "Condition" headings for two pilot airplanes or for single pilot Airplanes.
B、The Check List for the pilot may be set by "Challenge" and "Response" headings for two airplanes or by "Item" and "Condition" headings for single AirplanE.
C、For two pilot airplanes, "Challenge" and "Response" headings may be used on the Check List. For single pilot Airplanes, "Item" and "Condition" headings may be useD.