Shoelace Inc. had the following income statement for the year 2020. The year before (2019) they had a gross profit margin of 0.73. What does the change in the gross profit margin between these two years imply about the company?: Income Statement ($ millions) Year 2020 Revenues 150.0 COGS 40.0 Depreciation 18.0 EBIT 92.0 Interest Expense 9.0 PreTax Income 83.0 Taxes 16.6 Net Income 66.4 More information is needed to answer the question The ability of Shoelace Inc. to sell its goods & services for more than the costs of producing them fell over time. The effciency of Shoelace Inc. has significantly risen over time. The ability of the Shoelace Inc. to sell its goods & services for more than the costs of producing them rose over time