How are these two amino acids attached together athrough a h

How are these two amino acids attached together?

a)through a hydrolysis reaction

b)amino group to carboxylic acid group

c)carboxylic acid group to carboxylic acid group\'

d)amino group to amino group

Carboxy group Amino acid Amino group Amino acid OH Dehydration reaction Peptide bond N-C N-C Dipeptide OH

Solution

b)amino group to carboxylic acid group

Becuase always there will be interaction between to different molecules .