Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to choose a hotel for your conference [title] Determine the anticipated attendance for the conference. [step] Utilize historical data from past conferences to come up with an average number of attendees. This will provide some idea of the total number of rooms that the hotel must have available for the event.

Ending1: [title] Set the approximate hours required to attend the conference. [step] Studies have shown that hotel crowds are notoriously sluggish at these times of the year. Ending2: Then, look for hotels with enough seating to accommodate hundreds of people. The further away from the conference center, there is less risk of students getting hurt because of a lack of seating. Ending3: [title] Consider the amount of space needed for the conference exhibits. [step] Think in terms of the number of vendors or other organizations that may be asked to exhibit, and focus attention on hotels that offer a large enough area for this portion of the event. Ending4: [substeps] You can also factor in a round-trip travel goal by observing how guests arrive and depart at a hotel. This is based on guest/conference size.

Answer format: ending1/ending2/ending3/ending4