Structuring a Keep-or-Drop Product-Line Problem with Complementary Effects Shown below is a segmented income statement for Hickory Company's three wooden flooring product lines: other information remains the same. This information has been collected in the Microsoft Excel Online file. Open the spreadsheet, perform the required analysis, and input your answers in the questions below. Open spreadsheet Required: 1. If the parquet product line is dropped, what is the contribution margin for the strip line? For the plank line? 2. Which alternative (keep or drop the parquet product line) is now more cost effective and by how much? , by $ x