B. mass
stars support their weight by making more energy which means more luminosity.
The answer is b because fungi is a decomposer that eats dead matter
Two limits to cell growth is by rates of protein synthesis and by the folding rates of its slowest protein
Answer: A. Plant more trees
Explanation: Planting more trees can reduce more pollution that is in the air.
B is wrong because by bottling up more water, it requires more plastic that may be littered on the ground. Raising more livestock is helps the environment through their feces, but it doesn't help global warming trends. Building more schools does not even reduce global warming trends at all. It may do more damage if machines that produces pollution are used during the process of building.
Hope this helps!!!
The answer will obviously be letter A