Symington Corporation uses the periodic inventory system. At December 31, 20X1, the end of the company's fiscal year, a physical count of inventory revealed an ending inventory balance of $320,000. The following items were not included in the physical count: Goods held on consignment at Murphy Corporation $ 23,000 Merchandise shipped to a customer on 12/30/20X1 f. o.b. destination (merchandise arrived at customer's location on 1/3/20X2) 12,000 Merchandise shipped to a customer on 12/29/20X1 f. o.b. shipping point (merchandise arrived at customer's location on 1/2/20X2) 6,000 Merchandise purchased from a supplier, shipped f. o.b. destination on 12/29/20X1, in transit at year-end 24,000 Symington's 2018 ending inventory should be:

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%.