Martin Aerospace is currently operating at full capacity based on its current level of assets. Sales are expected to increase by 4.5 percent next year, which is the firm's internal rate of growth. Net working capital and operating costs are expected to increase directly with sales. The interest expense will remain constant at its current level. The tax rate and the dividend payout ratio will be held constant. Current and projected net income is positive. Which one of the following statements is correct regarding the pro forma statement for next year?

a. Total assets will increase at the same rate as sales.
b. Long-term debt will increase in direct relation to sales.
c. Owners' equity will remain constant.
d. The pro forma profit margin is equal to the current profit margin.
e. Retained earnings will increase at the same rate as sales.

Stocks a, b, and c are similar in some respects: each has an expected return of 10% and a standard deviation of 25%. stocks a and b have returns that are independent of one another; i.e., their correlation coefficient, r, equals zero. stocks a and c have returns that are negatively correlated with one another; i.e., r is less than 0. portfolio ab is a portfolio with half of its money invested in stock a and half in stock b. portfolio ac is a portfolio with half of its money invested in stock a and half invested in stock c. which of the following statements is correct? a. portfolio ab has a standard deviation that is greater than 25%.b. portfolio ac has an expected return that is less than 10%.c. portfolio ac has a standard deviation that is less than 25%.d. portfolio ab has a standard deviation that is equal to 25%.e. portfolio ac has an expected return that is greater than 25%.