A.) Organic fossils. I hope that's right
<span />
<span>Mining might disturb the environment on the bottom and kill benthic organisms. Cold water from the deep part of the ocean might be brought to the surface, killing warm-water species.</span>
The answer is 4, because if the ants smell the same dead smell on this particular ant in the colony, their initial reaction is to eliminate it. The chemical sprayed upon the ant acts as a stimulus for a particular behavior.
Answer:
If the rock was found near a lava zone, it was igneous.
If he found it deep down where a lot of pressure is, it is metamorphic.
If he found it in riverbeds or where sand is, it is sedimentary.
Explanation: