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

Ex Input:
Arthritis is the leading cause of disability in the state affecting about one in _ adults.

Ex Output:
three

Ex Input:
Terrorism is a problem which has troubled the international community for more than _ decades.

Ex Output:
three

Ex Input:
Capital comes in _ basic types.

Ex Output:
two