Answer:
D. the population must be indefinitely large
Personally, it is outrageous. If my ability is just as equal of someone else of a different color or wealthier then me, I should be given an equal chance. The world isn't fair but when it comes to thing like this, it should be. People of lower class can work just as hard as higher class, no one really takes that into consideration.
I have to say airborne infections. If the infection is airborne it can travel and infect many people more quickly and wide spread.
Answer:
Osmoregulation is an example of a negative feedback, homeostatic control system. This system detects changes in the salinity of the water Chinook salmon live in, working to keep the body water concentration constant.
Explanation:
The effect of the climate change has a greater one with the crab population.