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 progression of EGFR mutant lung adenocarcinoma driven by alveolar macrophages?
Answer: Because of the inevitability of failure of targeted therapy in EGFR mutant NSCLC, these data suggest that therapeutic strategies targeting alveolar macrophages in EGFR mutant NSCLC have the potential to mitigate progression and survival in this disease.
A:
yes