If you want to rotate an object which tool would be most

With the Selection tool, move the pointer outside the bounding box and near a bounding box handle so that the pointer changes to, and then drag.

  the answer would be a

In an art piece if there are over lapping lines that cross each other and twist and turn and do all sorts of fun things, that can manipulate a mood. it can make someone happy if there's color and texture put in the art. it resembles happiness which can effect someone visually. if you draw or paint shapes that mean something to you, viewers can relate and be effected by the symbolism of the art.