Which two statements are MAIN ideas of the article?
1. Zero waste is the idea that everything gets reused and nothing is thrown away.
2. Plants and animals use each other's waste as part of nature's zero waste processes.
3. More zero waste programs for people and businesses can help conserve resources.
4. The Zero Waste Institute was founded by a chemist named Paul Palmer in the 1970s.

answer: decrease

a limiting factor is the one which decrease the abundance, distribution and causes extinction of the population of species in a ecosystem. here, predators including hawks, owls and snakes are the limiting factor for the population of mexican free tailed bat.   although bats are nocturnal animals as they forge for food at night these predators also may remain active during night which can decrease the population of the mexican free-tailed bats. also, these bats eat only one type of insects that are moths. the food can also be a limiting factor as all 400 members are dependent upon same type of food needs that are moths. the decrease in the moth population can cause decrease in population size of the mexican free-tailed bats.

therefore, the scenarios will most likely to decrease the population size of the mexican free-tailed bats.  

i think its white blood cells

i hope this

this is more of a statement than a question. is there answers to go along with this, or is it opinion based?