This is your clients hierarchy:
- Top level ad unit: Sports
- Second level ad unit: Basketball (under Sports)
- Third level ad unit: Lakers (under Basketball)
- Third level special ad unit: Spurs (under Basketball)
- If an ad should serve to the ad unit Sports, which ad units are eligible?
- Sports, Basketball, Lakers, and Spurs
- Sports, Lakers
- Sports, Basketball, and Lakers
- Sports and Basketball
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