http://fa-ir.facebookwkhpilnemxj7asaniu7vnjjbiltxjqhye3mhbshg7kx5tfyd.onion/business/help/1738164643098669
For example, you might hypothesize that a custom audience strategy will outperform an interest-based audience strategy for your business. To create an A/B test, you can either duplicate an existing campaign, ad set, or ad and change a variable, or compare two existing campaigns or ad sets.
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