Which makes a claim for an argument why students should be required to wear uniforms in school

Answer: school uniforms can be taken as "uncomfortable" or "unfashionable"

Explanation: school uniforms were made a long time ago, still keeping a particular style

School uniforms would prevent parents from having to purchase expensive clothes for the kids for school.

Explanation:

Every claim should be credible, and it should be supported by arguments. To argument a claim, one should have the results of a statistic that will support the claim. Only opinions without arguments can't be supported and credible enough.