Please choose the correct ending to complete the given sentence: Relationships: [header] How to address the president [title] Rise when the president enters the room. [step] All seated persons will be expected to rise when the president enters the room, as a sign of respect. The president will then indicate when those who have risen may return to their seats.

Ending1: [title] Address the president as " mr president " or " madam president. [step] " should you have the opportunity to speak directly with the president, do not call them by their first or last name. Ending2: [title] Make a fist by pressing the thumb, middle, and ring fingers together. [step] This will direct everyone's attention to you. Ending3: [title] Be respectful to everyone seated and standing at the table as the president enters the room. [step] This may include politely saying the president's name or calling him by his last name. Ending4: General etiquette uses sometimes the old adage that advises that you rise after the president bows. [substeps] Bowing before the president sends the message that you respect him.

Answer format: ending1/ending2/ending3/ending4