I think it’s organism since it already stated skeletal and respiratory then it means it cannot be tissue or organ because skeletal is included so i say go for organism
I believe it’s because of San Andreas fault line if that helps
Tundra
Tundra is a biome that is located in the coldest regions of the world. This is characterized by short growing seasons and low temperatures. The plants growing in these regions are short perennials.
Hope this helps :)
Have a great day!
I'm pretty sure the answer is B
