Determine monthly compound interest rates equal to 15% per annum, 0.03% per day, and 9% per quarter, respectively.

a) im = 0.9039%, im = 0.9039% and im = 0.9039% b) im = 0.9039%, im = 2.9142 and im = 1.1715% c) im = 1.1715%, im = 0.9039% and im = 2.9142% d) All of the above are correct. e) All of the above are not correct.