An advertiser selling anti-bacterial toothbrushes wants to invest in their brand with a set marketing budget. They want another campaign that maximizes profit as long as ROI is positive. Which account structure acheives both goals?

An advertiser selling anti-bacterial toothbrushes wants to invest in their brand with a set marketing budget. They want another campaign that maximizes profit as long as ROI is positive. Which account structure acheives both goals? 

A) Run everything in a single campaign, allocating the set marketing budget to it
B) Automated everything in a single campaign with Branding and ROI optimizer
C) Allocate the set marketing budget across dedicated branding campaigns. Create a separate campaign that can extend its daily budget after profitability is achieved. 
D) Divide the marketing budget between Search and Display and run two separte campaigns