instruction:
In this task, find the most appropriate number to replace the blank (indicated with _ ) and express it in words.
question:
Transitional milk is secreted between about four days and _ days postpartum.
answer:
ten

question:
Every drug has _ names, a chemical name, a brand name, and an official name.
answer:
three

question:
Pipelines transport crude oil to refineries, a process that takes _ days on average.
answer:
ten