$($A$)$ Show how your would prepare the following acceptors and donors. Assume that you have access to the following

monosacharides: D$-$ribose, D$-$arabinose, D$-$xylose, D$-$lyxose, D$-$glucose, D$-$galactose, D$-$mannose, L$-$fucose, L$-$rhamnose, D$-$

glucosamine and D$-$galactosamine.