【单选题】

The cover title and applicable airplane designation shall be prominently displayed on the cover or spine of the Handbook. Other information may be displayed on the cover.

A、On the cover page, there should be the title and corresponding aircraft name displayed on the spine of the Handbook. Some other information may also be shown on the cover.
B、The title and corresponding aircraft name should be prominently displayed on the cover page or on the spine of the manual. Other information can also be displayed on the cover.
C、On the cover page, the title and the applicable aircraft name shall be prominently displayed or on the spine of the Handbook. Other information can also be displayed on the cover.