Hich sentence uses the best verb mood to persuade readers?

This lecture could be fascinating, so you should go, because it might sell out.
This lecture will be fascinating, so get your tickets before they disappear!
This lecture would be fascinating if you went and listened, so go buy a ticket.
Do you think the lecture will be fascinating, and would you like to buy a ticket?

clerical work ensures that an office runs smoothly. it involves the day-to-day administrative tasks of an office, such as answering phones, scheduling appointments, sending faxes, and filing documents. office clerks and secretaries need to have particularly strong clerical skills.

explanation:

see u later bae lol

are you kidding? from that description of two mansions, you can't figure out which one is bleak and desolate? maybe you should consider looking those words up in a dictionary, if you don't know what they mean already.