It is May 14 and you considering whether to buy shares in Cowbell Corp (you do not own any shares at this moment). The board of Cowbell has just declared a I. To receive the dividend you must buy shares before September 9 and keep them until September 29. II. To receive the dividend you should buy shares between September 9 and September 29. III. You won't receive the dividend even if you buy shares on May 14, because you were not the shareholder of record when the board declare dividend. IV. To receive the dividend you should buy shares before September 9 and keep them at least until September 9