D. If the sales manager siden 03:46:31 6. The president does not want to change the selling price. Instead, he wants to increase the sales commission by $1 per unit. He thinks that this move, combined with some increase in advertising, would increase this year's unit sales by 25%. How much could the president increase this year's advertising expense and still earn the same $116,000 operating income as last year? Complete this question by entering your answers in the tabs below. Req 1 Req 2 Req 3 Req 4A Req 48 Req SA Req 5B Req 61 The president does not want to change the selling price. Instead, he wants to increase the sales commission by $1 per unit. He thinks that this move, combined with some increase in advertising, would increase this year's unit sales by 25%. How much could the president increase this year's advertising expense and still earn the same $116,000 operating income as last year? Show less A The amount by which advertising can be increased is