It could either be B Simile because the word As is used, But im also stuck on C onomatopoeia, because knock could be used as a sound for emphasis. Out of spirit im choosing B!
This question does not make sense, does it refer to a story?
Pink: Adjective
Has: Verb
Dress: noun
It doesn't have any evidence to back it up for real reasons why having a school uniform is a bad thing. If it said, "It's a bad ideal for the school to get school uniforms because it cost a lot of money, time that can be used for teaching, and supplies for other classes."