Washington ballet summer intensive?

I will be auditioning for the washington ballet’s summer intensive and i just wanted to know a few things about the audition and the school.
1. How difficult is the audition?
2.Is it difficult to get in?
3. Do they have any style and body preference?
4. I can bring a picture in any ballet position what should it be?

I will be auditioning in the 13 to 15 age group

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