This Question: 1 pt 2018 $4,930 2.400 2,530 Amount Percentage $1,425 28.9% 1,020 42.5% 405 16.01% Mac Man, Inc. reported the following data: 2019 Revenues $6,355 Cost of goods sold 3,420 Gross profit 2.935 Operating expenses Sales and marketing expense 700 General and administrative expenses 450 Research and development 500 expense Other expense 490 640 60 9.38% 430 20 4.65% 420 750 80 (260) 19.05% (34 67)% . O A, increased by 28.9% B. increased by 42.5% O decreased by 28.9% O D. decreased by 42.5%