Final answer:
The keyword macro can be used in the Floodlight and Tracking Ad tags to dynamically insert values and capture specific data for tracking conversions and ad performance. Option 1,4 are correct.
Step-by-step explanation:
The keyword macro can be used in various tags within the context of digital advertising and tracking. However, based on the options you have provided, the two tags where the keyword macro can be utilized are:
Floodlight
Tracking Ad
More specifically, the macro is used to dynamically insert values into URLs or code snippets within these tags. In the case of a Floodlight tag, macros might be used to capture and pass specific data like user activity or transaction details to track conversions. Where as for Tracking Ads, macros can be leveraged for purposes like capturing click identifiers or other relevant metrics for tracking the performance of digital ads.