# Which one of the following is the class of glyceraldehyde ?

$(a)\;Aldotrioses\qquad(b)\;Aldopentroses\qquad(c)\;Altotetroses\qquad(d)\;Aldohexoses$

Explanation :
Aldotrioses $\;(C_{3}H_{6}O_{3})\;$ has the structural formula $\;CH_{2}OHCHOHCHO\;$ .The example of Aldotriose class of monosaccharide is glyceraldehyde .