Which of the Following Is an Example of a Dehydration

Which of the following is an example of a dehydration reaction?

A) the reaction of two monosaccharides,forming a disaccharide with the release of water
B) the reaction of a small polypeptide,forming amino acids with the release of water
C) the reaction of a two amino acids,forming peptide bond with the consumption of water
D) the reaction of a fat,forming glycerol and fatty acids with the consumption of water