What feature may be used to report on a specific Floodlight conversion?
The correct answer is:
A custom Floodlight column is a column you create to report on conversions tracked by a specific Floodlight activity or activity group.
Standard Floodlight columns such as Actions and Trans report the number of actions and transactions reported by all Floodlight activities in the advertiser.
Read more here: https://support.google.com/searchads/answer/6051170