• amazon_attributed_events_by_conversion_time
• conversions_with_relevance
• dsp_impressions_by_matched_segments

The correct answer is: dsp_impressions_by_matched_segments

Explanation: To understand how your current audience strategy is performing for your Amazon DSP campaigns, you should leverage the dsp_impressions_by_matched_segments table. This table focuses specifically on impressions delivered to users who matched at least one of the audience segments you targeted—providing granular insight into the effectiveness of your campaign’s audience targeting.

Reference content: From the official Amazon documentation (Amazon DSP by matched and user impressions tables):

“dsp_impressions_by_matched_segments shows only the segments that included the user and were targeted by the ad at the time of the impression.”

This makes it the best choice for campaign performance analysis related to your audience strategy.