What are the positive shapes in the Marizy Sainte-Genevieve?

The description of the house in this excerpt gives an example of

What painting has these characteristics? .a composition with simple shapes .shows unity through shape and color.has balance .shows variety in poses .has movement through shape and color

Which music device can composers use to lengthen a note by double? a.staccato b.tenuto c.marcato d.fermata e.rubato