Can miley's cousin prove that she is miley's cousin?

Miley's cousin can prove their relationship through various means, such as providing documentation like a family tree, birth certificates, or other legal documents that show their shared lineage. Additionally, they could present photographs or personal anecdotes that demonstrate their familial connection. If needed, DNA testing could also serve as definitive proof of their cousinship. Ultimately, the strength of the evidence will depend on the context in which the proof is required.