Read the article "The importance of irrelevant alternatives" from The Economist (May 22, 2009)

https://www.economist.com/democracy-in-america/2009/05/22/the-importance-of-irrelevant-alternatives

In the example of The Economist's subscription, the choices of the participants are violating which of the axioms of rationality?

a.

Completeness

b.

Transitivity

c.

Continuity

d.

None of the above