What can Reach Planner help with when doing media planning?

The correct answer is"It can help forecast reach of your YouTube campaign alongside TV."Reach Planner is a powerful tool provided by Google that assists advertisers in media planning by forecasting the potential reach and frequency of their YouTube campaigns.One of its key features is the ability to integrate YouTube campaign planning with traditional TV advertising, allowing advertisers to understand how their YouTube ad strategies complement their TV ad efforts.By leveraging Reach Planner, advertisers can gain insights into the incremental reach and frequency achieved by combining YouTube ads with TV commercials, enabling them to optimize their media mix and budget allocation for maximum impact and efficiency.This integration between YouTube and TV planning is particularly valuable for advertisers seeking to extend their reach across multiple channels while ensuring a cohesive and synchronized advertising strategy.Therefore,the selected answer is correct as it accurately identifies one of the primary functionalities of Reach Planner in helping advertisers forecast the reach of their YouTube campaigns alongside traditional TV advertising efforts,facilitating more informed and effective media planning decisions.