Answer:
I'm pretty sure its B, but if I got that wrong I'm so sorry.
A because they tell by their texture.
Answer:
d) a wall that was built as a boundary but is no longer considered a boundary
Explanation:
Take the Berlin Wall for example, it is a relic boundary because it no longer splits Germany into East and West Germany.
The definition for a relic boundary is a boundary that no longer exists as a boundary just a cultural landscape.
Answer:
The sedimentary rock is a rock that has been made from other rocks that had existed in the Earth. The sedimentary rock has different layers of rock that can take form as gravel, stone, and maybe even a few gems inside.
Explanation:
The first step would be that the rock would be in liquid form, 2nd stage would be the sludge stage, which would contain both solids and liquids, then overtime, the sedimentary rock would form. The Sedimentary rock can also be made out of mud and sand that has been under countless pressure overtime. But you would be most able to find one near deserts, lakes, seas, and rivers. So bodies of water would give you the advantage to find this rock.