Impressions and brand recall lift are reliable ways to assess your campaign’s reach and effectiveness with custom advertising on Amazon.

• False
• True

The correct answer is: True

Explanation: You can measure your custom ads campaign impressions and brand recall lift to see if you have reached your audiences effectively. Impressions show the number of times your ad was displayed, measuring reach and exposure, while brand recall lift (measured through Brand Lift studies or similar tools) quantifies the impact of your campaign on customer awareness and memory of your brand.

Reference: https://advertising.amazon.com/measurement-analytics/brand-lift