Which of the following do all living things share? A. The same shape
B. The same organs
C. The need to breathe
D. The same elements

" C.they need to breathe" is the ans

i think a) betsy can donate only blood to mark is correct because, mark and betsy have the same blood type. whereas nobody else has b+ blood so betsy can't donate to them.

rising temperatures because when water vapor in the air is cooled, it condenses. it turns back into a liquid and attaches to dust particles in the air. these very small water droplets group together to form clouds