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广告文案A/B测试

我做的产品是[产品]，我打算在[平台]上投放广告，对比[a副本]和[b副本]这两个广告副本，哪一个副本更适合[广告文案要达到的目的]
The product I make is[product], and I plan to place advertisements on [platform]. Comparing[a copy] and[a copy], which copy is more suitable for [what the advertisement copy is trying to achieve]?