\( O \) is aq. alkaline KMNOy 'A'
which of following io True.
(B) 'A' is meso-2,3-buta nedial formed by \( s y_{n} \) addittion
(B) 'A' is mexo-2, 3-butanedial formed by Anti-addition
(C) ' \( A \) ' is racemic minture of \( d \) and \( I-2,3- \) buta nediol by anti-addition-
(D) ' \( A \) ' is racemic minture of \( d \) and \( I-2,3 \)-butanedid formed by syn addittion
