In ammonium chloride salt (NH₄Cl)the anion is a single chloride ion, Cl. What is the cation of NH₄Cl?

A) N, with a charge of +1
B) NH, with a charge of +1
C) H₃, with a charge of +1
D) NH₄, with a charge of +1
E) NH₄, with a charge of +4