Finance question

For each of the following scenarios, discuss whether profit opportunities exist from
trading in the stock of the firm under the conditions that (1) the market is not weak form
efficient, (2) the market is weak form but not semi-strong form efficient, (3) the market
is semi-strong form but not strong form efficient, and (4) the market is strong form
efficient.
(i) The stock price has risen steadily each day for the past 30 days.
(ii) The financial statements for the company were released three days ago and you
believe you have uncovered some anomalies in the company’s inventory and
cost control reporting techniques that are causing the firm’s true liquidity
strength to be understated.
(iii) You observe that the senior management of a company has been buying a lot of
the company’s stock on the open market over the past week.
(Word Limit – 500 words.)
20 Marks