What are listed in the vertical columns across the top of the event editor? a. file names b. conditions c. check marks d. action types

The correct answer is letter "A": File names.

Explanation:

The Event Editor is a tool for editing events that have been documented in an online Qinsy session before. At the top of the Event Editor, we can see the "File names" options that are only available when the report is on the screen. The Event Editor is helpful to organize different matters happening within the same day thanks to a database on those activities.

the answer is c