That would be a, chemical to mechanical
Fault is a break or fracture in a block of a rock.
<u>Explanation:</u>
A fault is a term which is used in the subject Geology. A fault is a fracture or break in the continuity in a rock which result in the change in the place of the rock.
Fault can be one fracture or a number of fractures or breaks between the blocks of the rocks. Because of these breaks and faults, the blocks of the rocks to move against each other or move relative to each other.
The answer is B because viruses don't need to be fed.
The first organisms to appear in an area undergoing succession are known as the pioneer species. These organisms lead to a more biodiverse steady-state ecosystem.