The answer is B because before represents what happens if she cleans her room.
The use of contractions and colloquial 'slang' implies a writer, or persona adopted by the writer, that doesn't have a great deal in the ways of education, he/she appears to be writing things as they are said rather than how we as an audience know them to be spelt. This can be shown by quoting any contraction or wherever there's an amendment to the text, for example "hender" instead of "hinder".
<span>The use of nature also implies the simpleness of the two characters, by using the stream imagery it gives quite a straightforward steady approach, more gentle than say a river but still pretty much in that ideal</span>
Being a role model means being an adult figure to others. You have a responsibility if someone looks adores you and want to be like you. Children especially look up to their role model, such as their parents. They have to set a good example for them because the kids have someone that want to be like.