Final answer:
A click-through conversion in a TrueView for Action ad occurs when a viewer clicks on the ad and completes a desired action, such as making a purchase. It is an important metric for advertisers to measure the effectiveness of their ads.
Step-by-step explanation:
A click-through conversion in a TrueView for Action ad refers to a conversion where a viewer clicks on the ad and subsequently completes a desired action, such as making a purchase or filling out a form. This type of conversion is tracked when a viewer interacts with the ad and takes the intended action.
For example, if a viewer clicks on a TrueView for Action ad promoting a product and then goes on to purchase the product, that would be considered a click-through conversion.
Click-through conversions are an important metric for advertisers as they provide insights into the effectiveness of the ad in driving viewer engagement and desired actions.