Read the following statements :Statement: 1. Shift key is pressed to select all the slides in a presentation at once.Statement: 2. Ctrl key is pressed to select all the slides in a presentation at once.Statement: 3. Alt key is pressed to select all the slides in a presentation at once.Which one of the following is correct with respect to the above statements?

• A. Statement 1 is true
• B. Statement 2 is true
• C. Statement 3 is true
• D. All statements are true
• E. None of these