You are in the Marketing team and in charge of optimizing spend across paid media channels when we launch the Summer Coding Bootcamp 2021. We can use different paid marketing channels to acquire parents, and we have a $1,200 daily budget in total. For each channel, you have the following information: Channel Click through Registration Cost per Impression Max Impression rate rate click Google Paid Search 20,000 20,000 10.00% 6.00% $0.2 Facebook 5,000 15,000 20.00% 5.00% $0.2 Google Banner Ads 60,000 100,000 2.00% 2.00% $0.1 The goal is to optimize marketing spend ($1,200/day) over these 3 channels to have a maximum number of registration. Please state optimal spend in each channel. Definition 1. Impression: #Unique view/day of the target audience 2. Max Impression: Maximum Impressions Possible / Day for that channel 3. CTR: #Clicks / #Unique Views 4. Registration Rate: #Registration / #Clicks 5. Cost per click: Cost / Click ($)