Required: a+ Assuming that an audit by Ellis was made while the note was outstanding, do you think that R520, 000 understatement of the notes payable account would have been detected? Explain fully the reasoning underlying your answen b. If the irregularity was not discovered while the note was outstanding, do you think that an audit subsequent to the payment of the note would have disclosed the fraud? Explain. c. What internal control procedures would you recommend for Grifn Equipment Company to avoid fraud of this type