Answer:
C.
Explanation:
This is because asexual reproduction has no genetic variation.
At the Earth's surface, rocks usually break quite quickly, but deeper in the crust, where temperatures and pressures are higher, rocks are more likely to deform plastically. Sudden stress, such as a hit with a hammer, is more likely to make a rock break. Stress applied over time often leads to plastic deformation. Hope this helps. ヅ
I think it's B an injury to the central nervous system.
Organisms that cause disease are carriers. Such as ticks, fleas, lice.