Which sentence below best describes how ads are measured using

Ads are measured by a 3rd party and imported into the Amazon Attribution console. Add to cart rates of select products.
You cannot use attribution tags to measure performance in Amazon Attribution.
Attribution tags are created by users in the Amazon Attribution console and placed in the advertiser’s ad server; Amazon Attribution reporting is available within the advertiser’s ad server.
Attribution tags are created within the self-service Amazon Attribution console; tags are placed on ads as a their click-through URL, and clicks/conversions are reported within the Amazon Attribution console and exportable Excel reports.