The comparative income statements for Triangle Co. are as follows: 20x2 $444711 -104876 Sales Cost of goods sold Gross profit Operating expenses Operating income Interest expense Net income before taxes Income tax expense Net income 20x3 $503644 -196537 $307107 -57913 $249194 -14406 $234788 -70436 $164352 $339835 -48896 $290939 -8482 $282457 -84737 $197720 What was the increase (decrease) in Triangles profit margin % from 20x2 to 20x3? A negative number represents a decrease in the profit margin % from 20x2 to 20x3. Note that the question is asking for the change in the profit margin %, and not the % change. Select one: O a. -15.94% O b. -16.90% O C.-11.83% O d. 32.63%