It is A. Clay ....sand is not it
It's not a hypothesis because it's asking a question for example a hypothesis is a statement supported by evidence so for example "my hypothesis would be the temperature does affect the cohesion of water to penny because of this and that"
hope this helps
They are descended from wild plants.
Answer:
DNA and sugar and phosphate
"A" bonds with "T", and "G" bonds with "C" (A-T) (G-C)