Answer:
C. A fossil is any trace of prehistoric life
Explanation:
None of the other answer choices are reasonable enough to be true. I hope this can help you!
Downfolds are calles synclines. B is the correct choice.
Answer:
Ophthalmoscopy, also called funduscopy.
3 types of energy that could be used in my house would be solar, wind, and normal electric. The ideal energy source that is not harmful to the environment is solar, as it can power a house, and doesn't use up non-renewable resources.
Brainliest, please?Thanks!