Effect of Omitting Adjustments For the year ending April 30, 2014, St. Paul Medical Services Co. mistakenly omitted adjusting entries for (1) $6, 300 of supplies that were used, (2) unearned revenue of $11, 700 that was earned, and (3) insurance of $4, 900 that expired. Indicate the combined effect of the errors on (a) revenues, (b) expenses, and (c) net income for the year ended April 30, 2014. (a) Revenues (b) Expenses (c) Net income