Please help me with this homework

How did the british show bad leadership during the battle of the somme

List three reasons why explorers began to explore new, and old areas. [[ps: doesn't explicitly say where. i think it's more in general.

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.