All About Animals has two product lines: Cat food and Dog food. Contribution margin income

statement data for the most recent year follow:

Assuming total fixed costs remain unchanged, how would discontinuing the Dog food line

affect operating income?

A$.$ Increase in total operating income of $$189,000$

B$.$ Decrease in total operating income of $$423,000$

C$.$ Increase in total operating income of $$7,000$

D$.$ Decrease in total operating income of $$45,000$