Allen is a marketing manager who received a series of ads from his creative team. He wants to use A/B testing to find the ads in the series that yield the best results.Which type of ads will Allen compare?
- Ads used in identical ways, on the same channels, and directed at the same audience.
- Ads with exposed groups, on the same message, and directed at the same
- Ads with unexposed groups, on the same budget, and directed at the same audience.
- Ads with unexposed groups, on the same channels, and directed at the same audience.