Which of These Statements Is Incorrect

Which of these statements is incorrect ?

A) Covalent bonds involve the combination of two nonmetals.
B) Covalent compounds dissolve in water to form electrolyte solutions.
C) Covalent compounds contain atoms that share electrons to gain stability.
D) Molecules are represented by a specific kind of chemical formula called a molecular formula.
E) Molecular compounds are composed of clusters of two or more atoms bonded together.