In the area of cost-volume-profit analysis, the contribution margin ratio shows how much each dollar of sales contributes to: Group of answer choices
A) Fixed expenses and variable expenses.
B) Variable expenses when production is at normal capacity.
C) Variable expenses and interest charges.
D) Cover the fixed costs of the business and providing operating income.

Miami incorporated estimates that its retained earnings break point (bpre) is $21 million, and its wacc is 13.40 percent if common equity comes from retained earnings. however, if the company issues new stock to raise new common equity, it estimates that its wacc will rise to 13.88 percent. the company is considering the following investment projects: project size irr a $4 million 14.00% b 5 million 15.10 c 4 million 16.20 d 6 million 14.20 e 1 million 13.42 f 6 million 13.75 what is the firm's optimal capital budget?