The effectiveness of digital media advertising (DMA) in the presidential election campaign has been studied. It is estimated the candidate's polling percentage pp and the amount vv (in millions of dollars) that is spent are related by p (v) = 20 + 4 In(v)p(v) = 20 + 4In(v) (i) If $15 million has been spent on DMA, find the rate of spending per week that will increase the polling percentage by 3 percentage points per week. (ii) Provide a complete sentence to summarize what you have calculated based on the information provided