Which of the following did NOT cause social classes to appear during the Old Kingdom?

How did kahlo’s worsening health affect her art? a she was unable to paint as much as she used to because of her health. b she used darker colors in her paintings because her mood was affected. c she used to paint to her feel better and she painted with greater passion. d she painted herself less often because she wasn’t confident in her appearance.

What was the purpose of the u.s navy's convoy system

The picture below shows president richard nixon and the first lady standing before the great wall of china in 1972. they are smiling - as are the chinese with them. when this picture was shown on american television, americans were aware that it was a historic moment. what are two reasons why this moment was important for both china and the united states?