Answer: A
Explanation: It makes the most sense because it isn't directly speaking about something, it is mainly summarizing the main idea. I'm not 100%, but that's the one I would choose if it were me. Hope I helped out a little!
Chlorophyll is the answer
Abiotic because it mean things that are not living won’t live and never have lived
Answer:
a change in pH diminishes the effectiveness ò the enzyme
First local vegetation would die due to lack of sunlight, therefore lack of photosynthesis to support themselves. Then many of the animals and organisms would die due to lack of food source, and the remaining would migrate to places with similar climate and with an abundance of food.