- A set number of impressions is pre-sold.
- It is sold automatically through a digital marketplace.
- Each impression can vary in price.
- It takes place through an auction.
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SELECT supply_source, SUM(total_cost)/100000000 AS total_cost_dollars, ((SUM(total_cost)/100000000)/SUM(impressions))*1000 AS avg_cpm, SUM(impressions) AS impressions FROM dsp_inventory GROUP BY 1 ...
False True The correct answer is: True