In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.

[EX Q]: Sexual selection has _ components, intrasexual competition and intersexual selection.
[EX A]: two

[EX Q]: Cancer can develop in any of the _ sections of the colon or in the rectum.
[EX A]: four

[EX Q]: Viceroys produce _ generations per year, and the food habits of each generation differs.
[EX A]:
three