I'd say the answer is C Increase in plant and animal diversity.
Because grasslands are usually too dry for certain plants and animals to live there, but with more precipitation more organisms would live there.
Explanation:
Ecosystems contain biotic or living, parts, as well as abiotic factors, or nonliving parts. Biotic factors include plants, animals, and other organisms. Abiotic factors include rocks, temperature, and humidity. Every factor in an ecosystem depends on every other factor, either directly or indirectly
<u>Hope this helps you.</u>
<u>Hope this helps you.Let me know if you have any other questions :-):-)</u>
Parietal cells<span> also called oxyntic </span>cells<span> </span>