Read the following paragraph. The principal of our school said that school uniforms are necessary because they prevent bullying, gangs, and school violence. However, school uniforms also prevent creativity and self–expression. Creativity and self–expression develop critical thinking skills, healthy emotions, and originality. Which of the following sentences could be added to the paragraph as a main claim? A. Students oppose school uniforms. B. School uniforms can have disadvantages. C. The principal believes school uniforms are necessary. D. Creativity and self–expression prevent bullying and school violence.

B. School uniforms can have disadvantages.