What does the term absolute unity mean in design

Elements and principles are used in design to create flow and understanding. Absolute unity comes from the idea that each element supports each other. When elements are supporting each other and working toward one concept, a design has unity and harmony.

answer; i believe the correct answer to be (trial films);

option c (nickel) is not found in earth's crust. the earth's crust basically contains eight (8) elements namely: oxygen, silicon, aluminum, iron, calcium, sodium, potassium and magnesium (listed in order of abundance).