True or false? The universal ideas behind artifacts and the specific idea that motivated the creator of a particular artifact are always equal

Artists best achieve contrast in a composition by: a. drawing with realism b. shading a drawing with dark and light values c. using drawing techniques like stippling and hatching d. focusing on line and shape in a drawing

In a painting about the horrors of war an artist shows the ruins a house. what is the subject of the painting

The opening section sounds marchlike, with accented beats and alternations between instrumental groups. eventually, a total change of character marks a short, new section. at approximately which time interval from the beginning does this appear?