A sample was methylated and then digested, yielding a of 2,3-dimethylglucose and 1,2,3,6-tetramethyl glucose residues.  What are the positions (Carbon number) of the branch points/ glycosidic linkages?   A. 4 and 5   B. 2 and 3   C. 1, 2, 3, and 6   D. 3, 4, and 5

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