What is a source written or created by a person called?

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.

How was george washington able to defeat the british in the battle of trenton and princeton

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