Given a passage with a question and an answer to that question, classify if the answer actually answers the question into 'yes' or 'no'. Output 'yes' if the answer answers the question and output 'no' if the answer does not answer the question.
Q: Question: Is global DNA hypomethylation associated with the development and poor prognosis of tongue squamous cell carcinoma?
Answer: Global hypomethylation was an independent biomarker for the development and poor prognosis of TSCC.
A:
yes