What lines are NOT used when creating linear perspective? help

Ireally need ! transfer of an artwork using a grid (choose one of the answers below).a. none of theseb. acts to verify the analysis of the original compositionc. the viewer's eye adjust to unityd. unify the composition

Portraits are considered extremely important in early history because they were ?

In a paragraph of no less than 125 words, explain the single most important factor involved in advancing american classical music in the twentieth century.