If you were writing an essay arguing that school uniforms should be mandated, which sentence would function BEST as supporting evidence?

Responses
A Some school uniforms are rather ugly, but others are quite attractive.Some school uniforms are rather ugly, but others are quite attractive.
B When students wear their own clothes to school unkind comparisons hurt students.When students wear their own clothes to school unkind comparisons hurt students.
C Most teachers are in favor of school uniforms, but most students dislike school uniforms.Most teachers are in favor of school uniforms, but most students dislike school uniforms.
D When students wear uniforms, they often complain about having to dress the same as everyone else.

B When students wear their own clothes to school unkind comparisons hurt students.