What is a chemical element essential for good health?\nOptions:\n- (A) sweating\n- (B) light energy\n- (C) oxygen\n- (D) bioaerosols\n- (E) Chlorophyll\n- (F) hydration\n- (G) Potassium\n- (H) fever
Let's think step by step below.
(G)
Minerals are chemical elements that are essential for body processes.

Potassium is a trace mineral essential for growth and good health.

Potassium is a chemical element essential for good health.

.

The answer is (G)