The answer to the question Which of the following do African rock paintings have that European and Australian rock paintings don't? would be the A "<span>shading".
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ANSWER: Juan Gris and other artists had connection in their works and still were different from each others. Gris gave his works a bold and graphic look which were different from others. Whereas Braque and Picasso wanted to delight in destroying the conventions of painting, Gris's chief aim was to please the eyes of the viewers.
I think it might be B, I remember reading that somewhere, but the whereabouts allude me. I hope I helped :)
Answer:
The standard deviation can be an effective tool for teachers. The standarddeviation can be useful in analyzing class room test results. A large standarddeviation might tell a teacher the class grades were spead a great distance fromthe mean. A small standard deviation might reflect the opposite of thepreceding
