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]: Marine biologists have ____ theories on why whales breach.
[EX A]: two

[EX Q]: Many addicts use opium because they have ____ access to public health care facilities.
[EX A]: no

[EX Q]: Bilinear interpolation uses a weighted average of the ____ nearest pixels.
[EX A]:
four