Answer:
It's B - How much water is used to produce one paper bag?
A scientific law describes a behavior of something that occurs
A cactus can survive in really dry, hot weather. They store water in their "trunk." Just think of where a cuctus lives. They live in a desert. A desert is dry, hot, and lots of sun. Cactus manage to survive in that enviroment.
~Deceptiøn
A.seeds because if the seed gets into the ground with water and sunlight then it can grow