Bingo Company manufactures and sells a singing Bingo dog toy. Results for last year are as follows: Sales (10,000 units at $15 each) $150,000 Less expenses: Variable production costs $90,000 Variable selling costs 22, 500 Salary of foreman 19,000 Traceable fixed costs 17, 500 Fixed manufacturing overhead 16,000 Total expenses $165.000 Net operating loss($15,000) Bingo is trying to decide whether to discontinue the dog toy. Dropping the product would have no effect on the other product lines and no effect on the fixed manufacturing overhead. What will the change in operating income be if the company drops the Bingo dog toy? $1,000 decrease $16,000 decrease $15,000 Increase $31,000 decrease