N her abstract works Electric Dress and Untitled, Japanese artist Atsuko Tanaka created through the repetition of lines and circular shapes in bold colors. a. scale b. unity c. balance d. emphasis e. focal point

b. unity

Explanation:

In the images I added you can observe Atsuko Tanak's works, in both of them you can observe how the sum of colorful and repetitive elements creates the sensation of unity.

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what experimental evidence led scientists to change from the previous model to this one?

a few of the positive particles aimed at a gold foil seemed to bounce back.

the colors of light emitted from heated atoms had very specific energies.

experiments with water vapor showed that elements combine in specific proportions.

cathode rays were bent in the same way whenever a magnet was brought near them.