Which of These Statements About Hair Is Incorrect

Which of these statements about hair is incorrect ?

A) Protein strands in hair are dissolvable in NaOH.
B) Hair is primarily composed of proteins.
C) Hair strands interact via hydrogen bonds, disulfide linkages, and salt bridges.
D) Hydrogen bonds are modified in wet and dry hair to induce curling.
E) Hair is sensitive to pH because of the presence of hydrogen bonds.