Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

[EX Q]: Power is derived from ____ sources, money and people.
[EX A]: two

[EX Q]: Babies crawl into a pouch on the mother's belly and stay there ____ months.
[EX A]: four

[EX Q]: Quanta has no mass and takes up ____ space, yet extends out into the universe.
[EX A]:
no