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.

[Q]: Erosion is divided into ____ main categories, water and wind.
[A]: two


[Q]: Deer show ____ symptoms of the disease.
[A]: no


[Q]: Climate covers minimum and maximum temperatures for all ____ seasons.
[A]:
four