Which piece of evidence would be relevant to the claim "Mulligan's T-shirts has the best prices in town"?

Question

Mulligan's t-shirts are more expensive than the ones on the internet
Mulligan's offers more colors than any other store
There are several different cuts of t-shirts available
The other store in town charges 25% more for the same design

Answer 1

The piece of evidence that would be most relevant to the claim "Mulligan's T-shirts has the best prices in town" is:

The other store in town charges 25% more for the same design.

This directly compares Mulligan's prices to those of a competitor, supporting the claim that Mulligan's T-shirts may offer better pricing.