Which statement is true about the ways utagawa hiroshige, edgar degas, and giacomo balla showed movement in artworks?

a.
they used vertical and horizontal lines.

b.
they used diagonal, spiral, or curved lines.

c.
they used color smoothly to conceal their strokes.

d.

they used no repeated lines or shapes.

Acurious child asked his mother: “mommy, why are some of your hairs turning grey? ” the mother tried to use this occasion to teach her child: “it is because of you, dear. every bad action of yours will turn one of my hairs grey! ” the child replied innocently: “now i know why grandmother has only grey hairs on her head.”