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

[EX Q]: Reproductive maturity occurs at seven to _ years.
[EX A]: ten

[EX Q]: Sunlight causes skin cancers in _ ways.
[EX A]: two

[EX Q]: Carbon is electron deficient - it only has _ electrons around it.
[EX A]:
four