Answer:
D) largest mass extinction event in Earth's history
Explanation:
The cambrian era started following the pre-cambrian extinction
Apeciation is the answer'
The Answer to the question is C
Answer:
Igneous rocks go through the physical change of erosion, where the rock is broken apart by wind and rain. The resulting sediments are deposited on the ground or ocean floor and start to be compressed into sedimentary rock.
Explanation:
<span>Computers and their great processing power help researchers.
Computer models can show us what happens without these situations actually occurring.
</span><span>Computers also help researchers to discover new treasures in deep depths of the ocean.</span>
