When Using the Percentage-Of-Sales Approach for Determining the Advertising Appropriation

When using the percentage-of-sales approach for determining the advertising appropriation, marketers:

A) base their funding on a percentage of the competitors' sales.
B) multiply the firm's past sales by a set percentage they want to spend.
C) set sales objectives for the upcoming period and base appropriations on these goals.
D) multiply the firm's past sales, plus a factor for expected changes in sales by a standard percentage.
E) use an industry standard to determine what percentage of their profits they want to allocate to advertising.