Given a sentence, fill out the missing word with a 'no' or a number (between zero and ten). You should write the numbers with english alphabet, like: four instead of 4.

[Q]: Every isometry is the composition of one, two, or ____ reflections .
[A]: three


[Q]: Maps have ____ or more bar scales, each in a different unit of measure.
[A]: three


[Q]: Principled federalism implies the repeal of many federal statutes enacted over the past ____ decades.
[A]:
six