In a portfolio of three randomly selected stocks, which of the following could not be true; i. e., which statement is false? a. the standard deviation of the portfolio is less than the standard deviation of each of the stocks if they were held in isolation. b. the standard deviation of the portfolio is greater than the standard deviation of one or two of the stocks. c. the beta of the portfolio is lower than the lowest of the three betas. d. the beta of the portfolio is equal to one of the three stock's betas. e. the beta of the portfolio is equal to 1.

Kevin comes across people from various cultures in his job.kevin should deal with people from other cultures with blank . he should communicate by actively

About time delivery co. incurred the following costs related to trucks and vans used in operating its delivery service: classify each of the costs as a capital expenditure or a revenue expenditure. 1. changed the oil and greased the joints of all the trucks and vans. 2. changed the radiator fluid on a truck that had been in service for the past four years. 3. installed a hydraulic lift to a van. 4. installed security systems on four of the newer trucks. 5. overhaul the engine on one of the trucks purchased three years ago. 6. rebuilt the transmission on one of the vans that had been driven 40,000 miles. the van was no longer under warranty. 7. removed a two-way radio from one of the trucks and installed a new radio with a greater range of communication. 8. repaired a flat tire on one of the vans. 9. replaced a truck's suspension system with a new suspension system that allows for the delivery of heavier loads. 10. tinted the back and side windows of one of the vans to discourage theft of contents.

Describe the three different ways the argument section of a cover letter can be formatted