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: Does treatment of subclinical hypothyroidism affect bone mass as determined by dual-energy X-ray absorptiometry , peripheral quantitative computed tomography and quantitative bone ultrasound in Spanish women?
Answer: Our results indicate that adequate metabolic control through replacement treatment with L-T4 in pre- and postmenopausal women does not affect bone mass.
[EX A]: no

[EX Q]: Question: Is daily physical activity in patients with chronic obstructive pulmonary disease mainly associated with dynamic hyperinflation?
Answer: Daily physical activity of patients with COPD is mainly associated with dynamic hyperinflation, regardless of severity classification.
[EX A]: yes

[EX Q]: Question: Does hepatitis E Virus Contribute to Hepatic Decompensation Among Patients With Advanced Chronic Hepatitis C?
Answer: HEV does not appear to be a significant cause of hepatic decompensation among persons with previously stable, advanced chronic hepatitis C in the United States.
[EX A]:
no