Q: Answer this question:

who defeated the last song emperor of china??

A: Kublai Khan

Q: Answer this question:

where was the first documented case of polio??

A: 1840

Q: Answer this question:

australia's next top model season 8 host??

A: Jennifer Hawkins

Q: Answer this question:

what is a mission performed outside the space station??

A:
Extravehicular activity (EVA)