Which Is True Regarding Zinc? (Select All That Apply

Which is true regarding zinc? (Select all that apply.)

A) Zinc deficiency is associated with increased susceptibility to periodontal disease.
B) Zinc supplements are essential to supplement a well-balanced diet.
C) Flattened filiform papillae are manifestations of zinc deficiency.
D) Zinc deficiency is associated with increased acuity of taste and smell.
E) Zinc performs functions in cell growth and replication, sexual maturation, night vision, and appetite.