I. GENERAL PROGRAM EXECUTION. To open 'with arguments', run from the command line or drag the appropriate files onto an icon that launches audacity. In each of the following cases, expected results are that audacity should open without crashing, and passed-in filenames should be opened appropriately, or a prompt to open an unknown format should be given. A. Open audacity with no arguments. B. Open audacity with one .wav file as an argument. C. Open audacity with more than one .wav file as an argument. D. Open audacity with an .mp3 file as an argument. E. Open audacity with a non-audio file as an argument. F. Open audacity with one audio file and one non-audio file as arguments. II. CLOSING. Audacity should perform all operations without segmentation fault. A. Open one project window with no content. In each case, no "Save Project" feedback should be given on close. A1. Close using title-bar 'x'. A2. Close using File|Exit. A3. Close using File|Close. B. Open one project window and create a new audio track with "Project|New Audio Track". In each case, a "Save Project" feedback should be given on close. B1. Close using title-bar 'x'. B2. Close using File|Exit. B3. Close using File|Close. C. Open two project windows: C1. Close both windows in the order you opened them; C1a. Using title-bar 'x'. (Each project should close individually) C1b. Using File|Exit. (Both projects should close) C1c. Using File|Close. (Each project should close individually) C2. Close both windows in the order you opposite of the order you opened them; C2a. Using title-bar 'x'. (Each project should close individually) C2b. Using File|Exit. (Both projects should close) C2c. Using File|Close. (Each project should close individually) III. WINDOW DECOR: A: Open a new Audacity project. A1. Titlebar should say "Audacity" A2. Status window should say "Welcome to Audacity version X" (write down what X is). B: Open a new Audacity project with a .wav file as a command line argument. B1. Title bar should initally say "Audacity". After file is imported, title should change to the filename (with extension). B2. Status window should say "Welcome to Audacity version X". C: Open a new Audacity project. Then open a .wav file with the "File|Open" menu. C1. Titlebar should say the file's name (with extension.) C2. Status window should say "Welcome to Audacity version X" D: Open a new Audacity project. Then open a .wav file with the "File|Open" menu. Then close the file. D1. Titlebar should say the "Audacity". D2. Status window should be blank.