It would be .5. If there is a probability that two thing could happen it would be 50 50 shot.
Answer: Metamorphic rocks started out as some other type of rock, but have been substantially changed from their original igneous, sedimentary, or earlier metamorphic form. Metamorphic rocks form when rocks are subjected to high heat, high pressure, hot mineral-rich fluids or, more commonly, some combination of these factors.
hope the answer is correct if not then sorry
The answer would be C. Manipulating the environment
Phosphate and deoxyribose sugar