A company's financial statements may contain errors even if debits and credit balance because:

A. wrong but equal amounts may have been posted to correct accounts
B. correct but equal amounts may have been posted to wrong accounts
C. wrong but equal amounts may have been posted to wrong accounts
D. of all these reasons.

Required: 1-a. the marketing manager argues that a $5,000 increase in the monthly advertising budget would increase monthly sales by $9,000. calculate the increase or decrease in net operating income. 1-b. should the advertising budget be increased ? yes no hintsreferencesebook & resources hint #1 check my work 8.value: 1.00 pointsrequired information 2-a. refer to the original data. management is considering using higher-quality components that would increase the variable expense by $2 per unit. the marketing manager believes that the higher-quality product would increase sales by 10% per month. calculate the change in total contribution margin. 2-b. should the higher-quality components be used? yes no