Common-Sized Income Statements Delta Air Lines, Inc. (DAL) provides cargo and passenger services throughout the world. The following operating data (in millions) were adapted from recent financial statements of Delta. 1. Prepare common-sized income statements for Years 1 and 2. Round your answers to one decimal place. If amount is zero, enter "0." (Note: Due to rounding, amounts may not total 100%.) Delta Air Lines, Inc. Common-5ixed Income statement For Years 1 and 2 1. Prepare common-sized income statements for Years 1 and 2. Round your answers to one decimal place. If amount is zero, enter "0," (Note: Due to rounding, amounts may not total 100%.) Delta Air Lines, Inc. Common-Sized Income Statement For Years 1 and 2 2. What is the primary cause of the increase (decrease) in operating income in Vear 2 ? I more Check My Wark uses remaining