A 62-Year-Old Patient with Emphysema States That He Typically Has

A 62-year-old patient with emphysema states that he typically has two alcoholic drinks each evening to "help him relax." Your best response would be to

A) reassure him that by limiting his alcoholic intake to two drinks, he should not experience any serious effects on his respiratory functioning.
B) caution him that he is at risk for pneumoconiosis.
C) inform him that alcohol may decrease his carbon dioxide levels.
D) inform him that alcohol decreases the efficiency of his lung's defense mechanisms.