Answer:
B
Explanation:
The answer to your question is letter B) becaue it about the temperature of the substance and if you choose the average, you will figure the temperature, the degrees, and so on.
Hopefully this helps you.
Answer:
Your answer is probably A). If you find a fossil of an armored fish in layer A, and you find a fossil of a trilobite in layer B (five layers deeper), then you can safely assume that the trilobite is older than the armored fish.
Parent rocks.
( I got it wrong when I put Inorganic materials)
Answer: Its when you don't know nothing and lose most of your cells and barely know aything p.s IGMME