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.

[EX Q]: Question: Is balloon-assisted coiling of intracranial aneurysms associated with a higher complication rate?
Answer: When BAC is used frequently, it is a safe and effective technique that is associated with complication rates comparable to those of CC. Although BAC is not associated with more stable anatomical results, it should be considered as an alternative therapeutic option for the treatment of broad-based intracranial aneurysms.
[EX A]: no

[EX Q]: Question: Do delays in Referral and Enrolment Are Associated With Mitigated Benefits of Cardiac Rehabilitation After Coronary Artery Bypass Surgery?
Answer: Strategies for timely access to CR at each phase of the process are important given the negative impact that wait time has on key clinical outcomes. This is relevant because optimizing VO2peak and attendance to CR has been shown to confer a mortality advantage.
[EX A]: yes

[EX Q]: Question: Does presence of psoriasis influence the presentation or short-term outcome of patients with early inflammatory polyarthritis?
Answer: Among patients with early inflammatory polyarthritis there are few strong differences between patients with and without psoriasis, some of which may be accounted for by the absence of RF.
[EX A]:
no