दाँतों से खून गिरना किस वि� – McqOptions

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1.	दाँतों से खून गिरना किस विटामिन की कमी के कारण होता है -
A.	विटामिन ए
B.	विटामिन बी
C.	विटामिन सी
D.	विटामिन डी
Answer» D. विटामिन डी

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