TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Mature cysts have _ nuclei while the immature have two.

SOLUTION: four

PROBLEM: People have _ kidneys.

SOLUTION: two

PROBLEM: Health prevails when the _ humors of the body are in balance, disease when there is an imbalance.

SOLUTION:
four