4. Assuming you now work at a company as the accountant in charge of expenses. At the end of every month, you use SUMIF to get the total of each expense category and do the "reasonable test" to preempt irregularities that can catch the auditor's attention. In October, you notice a big jump in marketing expenses compared to previous months. What could be the reason? To support that explanation what evidence do you need to gather? (10 POINTS) Hint: Marketing expense can be driven by campaigns, commercials, promotions and etc. It may precede sales volume. It may also be related to events like a product launch. You absolutely believe there is a fraud. But your supervisor brushed it off lightly. Strategize your next move. (5 POINTS) 4. Assuming you now work at a company as the accountant in charge of expenses. At the end of every month, you use SUMIF to get the total of each expense category and do the "reasonable test" to preempt irregularities that can catch the auditor's attention. In October, you notice a big jump in marketing expenses compared to previous months. What could be the reason? To support that explanation what evidence do you need to gather? (10 POINTS) Hint: Marketing expense can be driven by campaigns, commercials, promotions and etc. It may precede sales volume. It may also be related to events like a product launch. You absolutely believe there is a fraud. But your supervisor brushed it off lightly. Strategize your next move. (5 POINTS)