Use the following figures to name the given monosaccharides.
(a) C2 epimer of D-allose
(b) C4 epimer of D-galactose
(c) C3 epimer of D-xylose

(a) D-mannose

(b) D-gulose

(c) D-lyxose

(a) D-altrose

(b) D-glucose

(c) D-ribose

(a) D-idose

(b) D-talose

(c) D-arabinose

(a) D-glucose

(b) D-altrose

(c) D-lyxose