Consider the following assertions about observed dividend policies among firms listed on US stock exchanges. Which of these plausibly describe historical dividend policies? (i) The majority of dividend-paying firms pay constant or slowly rising dividend yearby-year. (ii) Between 35% to 55% of listed on US stock exchanges pay dividends. (iii) The portion of firms listed on US stock exchanges that pay dividends has decreased since the 1970's. Only (ii) and (iii) are true. All three are true. Only (i) and (ii) are true. Only (i) is true. Only (i) and (iii) are true