TASK DEFINITION: In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
PROBLEM: Lemurs live in troops of two and _ individuals.

SOLUTION: five

PROBLEM: Lightning can travel _ miles or more horizontally from the storm, then strike the ground.

SOLUTION: six

PROBLEM: Speciation occurs when _ populations become reproductively isolated.

SOLUTION:
two