What is the name for a groove in which the notes alternate between slightly longer and slightly shorter durations?

Helen Frankenthaler created her paintings by _________

a. dripping the paint with a stick on the surface of the canvas b. using wide brush strokes filled with emotion c. first using gesso to seal the surface of the canvas, then using built up layers of thin glazes d. using a palate knife to lay a thick application of oil paints e. letting the colors of paint to soak and stain a raw canvas

An everyday family scene that is suddenly disrupted when the ceiling begins to collapse describes which of the artworks below?

a. Fang Lijun's 30th Mary b. Wang Gongxin's Our Sky is Falling In! c. Mariko Mori's Wave UFO d. Zhang Huan's Fresh Open Buddha Hand e. Zhang Xiaogang's Big Family