An advertiser would benefit from using affinity audience targeting if they want to reach people:

  • regardless of their particular interests
  • who’ve already visited their website
  • with a very specific interest, for example, avid marathon runners
  • with a particularly broad interest, for example, sports fans

The correct Answer is:

  • with a particularly broad interest, for example, sports fans

Explanation: Select from these audiences to reach potential customers at scale and make them aware of your business. Don’t confuse with affinity and custom affinity audience. Both are different. That’s why the correct answer is “with a particularly broad interest, for example, sports fans”

Read more here: https://support.google.com/adwords/answer/2497941?hl=en