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【单选题】
道德属于上层建筑的范畴，是一种特殊的社会意识形态。它通过社会舆论、传统习俗和人们的内心信念来维系，是对人们的行为进行善恶评价的心理意识、原则规范和行为活动的总和。道德作为一种特殊的社会意识形态，其本质是
A.
风俗习惯的发展
B.
调整人际关系的准则
C.
社会实践的产物
D.
社会经济关系的反映
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