How would you turn marketing insights into action?

The correct answer is "By focusing on the right audience for the message shared in that stage of the buying journey" because effective marketing insights lead to optimized targeting and messaging. Understanding your audience's needs at each stage (awareness, consideration, decision) allows you to tailor your ads for maximum impact, converting insights into actionable improvements. Shifting budgets from well-performing to underperforming channels is generally counterproductive, as it reduces investment in what's working. Increasing the frequency of underperforming ad creatives will likely just amplify poor performance. Increasing investment in an underperforming channel without addressing the underlying issues is a waste of resources.